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Message-ID: <20220125094759.000019c5@Huawei.com>
Date: Tue, 25 Jan 2022 09:47:59 +0000
From: Jonathan Cameron <Jonathan.Cameron@...wei.com>
To: Uwe Kleine-König
<u.kleine-koenig@...gutronix.de>
CC: Mark Brown <broonie@...nel.org>,
Marek Behún <kabel@...nel.org>,
Peter Huewe <peterhuewe@....de>,
Jarkko Sakkinen <jarkko@...nel.org>,
Jason Gunthorpe <jgg@...pe.ca>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Linus Walleij <linus.walleij@...aro.org>,
Bartosz Golaszewski <brgl@...ev.pl>,
"Thierry Reding" <thierry.reding@...il.com>,
Sam Ravnborg <sam@...nborg.org>,
"David Airlie" <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
Markuss Broks <markuss.broks@...il.com>,
Emma Anholt <emma@...olt.net>,
David Lechner <david@...hnology.com>,
Kamlesh Gurudasani <kamlesh.gurudasani@...il.com>,
Noralf Trønnes <noralf@...nnes.org>,
Jean Delvare <jdelvare@...e.com>,
Guenter Roeck <linux@...ck-us.net>,
Dan Robertson <dan@...obertson.com>,
Jonathan Cameron <jic23@...nel.org>,
"Lars-Peter Clausen" <lars@...afoo.de>,
Michael Hennerich <Michael.Hennerich@...log.com>,
Marcus Folkesson <marcus.folkesson@...il.com>,
Kent Gustavsson <kent@...oris.se>,
Rui Miguel Silva <rmfrfs@...il.com>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
Pavel Machek <pavel@....cz>,
"Yasunari Takiguchi" <Yasunari.Takiguchi@...y.com>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Charles-Antoine Couret <charles-antoine.couret@...vision.fr>,
Antti Palosaari <crope@....fi>,
"Lee Jones" <lee.jones@...aro.org>,
Support Opensource <support.opensource@...semi.com>,
Charles Keepax <ckeepax@...nsource.cirrus.com>,
Richard Fitzgerald <rf@...nsource.cirrus.com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
Arnd Bergmann <arnd@...db.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Eric Piel <eric.piel@...mplin-utc.net>,
Ulf Hansson <ulf.hansson@...aro.org>,
"Miquel Raynal" <miquel.raynal@...tlin.com>,
Richard Weinberger <richard@....at>,
Vignesh Raghavendra <vigneshr@...com>,
Wolfgang Grandegger <wg@...ndegger.com>,
Marc Kleine-Budde <mkl@...gutronix.de>,
"David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
"Manivannan Sadhasivam" <mani@...nel.org>,
Thomas Kopp <thomas.kopp@...rochip.com>,
Florian Fainelli <f.fainelli@...il.com>,
Andrew Lunn <andrew@...n.ch>,
"Vivien Didelot" <vivien.didelot@...il.com>,
Vladimir Oltean <olteanv@...il.com>,
Woojung Huh <woojung.huh@...rochip.com>,
<UNGLinuxDriver@...rochip.com>,
Łukasz Stelmach <l.stelmach@...sung.com>,
Alexander Aring <alex.aring@...il.com>,
Stefan Schmidt <stefan@...enfreihafen.org>,
"Harry Morris" <h.morris@...coda.com>,
Varka Bhadram <varkabhadram@...il.com>,
"Xue Liu" <liuxuenetmail@...il.com>, Alan Ott <alan@...nal11.us>,
Heiner Kallweit <hkallweit1@...il.com>,
Russell King <linux@...linux.org.uk>,
"Christian Lamparter" <chunkeey@...glemail.com>,
Kalle Valo <kvalo@...nel.org>,
"Ajay Singh" <ajay.kathat@...rochip.com>,
Claudiu Beznea <claudiu.beznea@...rochip.com>,
Solomon Peachy <pizza@...ftnet.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
Mark Greer <mgreer@...malcreek.com>,
Benson Leung <bleung@...omium.org>,
Hans de Goede <hdegoede@...hat.com>,
Mark Gross <markgross@...nel.org>,
Alessandro Zummo <a.zummo@...ertech.it>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Jérôme Pouiller
<jerome.pouiller@...abs.com>, "Jiri Slaby" <jirislaby@...nel.org>,
Felipe Balbi <balbi@...nel.org>,
"Daniel Thompson" <daniel.thompson@...aro.org>,
Jingoo Han <jingoohan1@...il.com>,
Helge Deller <deller@....de>,
James Schulman <james.schulman@...rus.com>,
David Rhodes <david.rhodes@...rus.com>,
Lucas Tanure <tanureal@...nsource.cirrus.com>,
Jaroslav Kysela <perex@...ex.cz>,
"Takashi Iwai" <tiwai@...e.com>,
Nuno Sá <nuno.sa@...log.com>,
"Liam Girdwood" <lgirdwood@...il.com>,
Daniel Mack <daniel@...que.org>,
"Thomas Zimmermann" <tzimmermann@...e.de>,
Maxime Ripard <mripard@...nel.org>,
"Andy Shevchenko" <andriy.shevchenko@...ux.intel.com>,
Stephan Gerhold <stephan@...hold.net>,
Alexandru Ardelean <ardeleanalex@...il.com>,
"Mike Looijmans" <mike.looijmans@...ic.nl>,
Gwendal Grignou <gwendal@...omium.org>,
Cai Huoqing <caihuoqing@...du.com>,
Minghao Chi <chi.minghao@....com.cn>,
Antoniu Miclaus <antoniu.miclaus@...log.com>,
Julia Lawall <Julia.Lawall@...ia.fr>,
Ronald Tschalär <ronald@...ovation.ch>,
Marco Felsch <m.felsch@...gutronix.de>,
Jonathan Neuschäfer <j.neuschaefer@....net>,
Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>,
Jon Hunter <jonathanh@...dia.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Heiko Schocher <hs@...x.de>,
Fabio Estevam <festevam@...il.com>,
Colin Ian King <colin.king@...el.com>,
Dan Carpenter <dan.carpenter@...cle.com>,
Tudor Ambarus <tudor.ambarus@...rochip.com>,
"Matt Kline" <matt@...bashing.io>,
Torin Cooper-Bennun <torin@...iluxsystems.com>,
Vincent Mailhol <mailhol.vincent@...adoo.fr>,
Stefan Mätje <stefan.maetje@....eu>,
Frieder Schrempf <frieder.schrempf@...tron.de>,
"Wei Yongjun" <weiyongjun1@...wei.com>,
Randy Dunlap <rdunlap@...radead.org>,
Nanyong Sun <sunnanyong@...wei.com>,
Yang Shen <shenyang39@...wei.com>,
dingsenjie <dingsenjie@...ong.com>,
Aditya Srivastava <yashsri421@...il.com>,
Stefan Wahren <stefan.wahren@...e.com>,
"Peter Zijlstra" <peterz@...radead.org>,
Michael Walle <michael@...le.cc>,
Yang Li <yang.lee@...ux.alibaba.com>,
Geert Uytterhoeven <geert+renesas@...der.be>,
wengjianfeng <wengjianfeng@...ong.com>,
Sidong Yang <realwakka@...il.com>,
Paulo Miguel Almeida <paulo.miguel.almeida.rodenas@...il.com>,
Zhang Qilong <zhangqilong3@...wei.com>,
Will Deacon <will@...nel.org>,
Mark Tomlinson <mark.tomlinson@...iedtelesis.co.nz>,
Davidlohr Bueso <dbueso@...e.de>, Claudius Heine <ch@...x.de>,
Jiri Prchal <jiri.prchal@...ignal.cz>,
<linux-kernel@...r.kernel.org>, <linux-integrity@...r.kernel.org>,
<linux-clk@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
<dri-devel@...ts.freedesktop.org>, <linux-hwmon@...r.kernel.org>,
<linux-iio@...r.kernel.org>, <linux-input@...r.kernel.org>,
<linux-leds@...r.kernel.org>, <linux-media@...r.kernel.org>,
<patches@...nsource.cirrus.com>, <alsa-devel@...a-project.org>,
<linux-stm32@...md-mailman.stormreply.com>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mmc@...r.kernel.org>, <linux-mtd@...ts.infradead.org>,
<linux-can@...r.kernel.org>, <netdev@...r.kernel.org>,
<linux-wpan@...r.kernel.org>, <linux-wireless@...r.kernel.org>,
<libertas-dev@...ts.infradead.org>,
<platform-driver-x86@...r.kernel.org>, <linux-rtc@...r.kernel.org>,
<linux-spi@...r.kernel.org>, <linux-fbdev@...r.kernel.org>,
<linux-staging@...ts.linux.dev>, <linux-serial@...r.kernel.org>,
<linux-usb@...r.kernel.org>, <linux-omap@...r.kernel.org>,
<kernel@...gutronix.de>
Subject: Re: [PATCH 5/5] spi: make remove callback a void function
On Sun, 23 Jan 2022 18:52:01 +0100
Uwe Kleine-König <u.kleine-koenig@...gutronix.de> wrote:
> The value returned by an spi driver's remove function is mostly ignored.
> (Only an error message is printed if the value is non-zero that the
> error is ignored.)
>
> So change the prototype of the remove function to return no value. This
> way driver authors are not tempted to assume that passing an error to
> the upper layer is a good idea. All drivers are adapted accordingly.
> There is no intended change of behaviour, all callbacks were prepared to
> return 0 before.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
For iio drivers.
Acked-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
As you mention in the cover letter we'll be wanting an immutable
branch somewhere to pull into subsystem trees.
Soon is good if possible as otherwise we'll end up with a bunch of merge
conflicts getting resolved in next.
Thanks,
Jonathan
> ---
> drivers/bus/moxtet.c | 4 +---
> drivers/char/tpm/st33zp24/spi.c | 4 +---
> drivers/char/tpm/tpm_tis_spi_main.c | 3 +--
> drivers/clk/clk-lmk04832.c | 4 +---
> drivers/gpio/gpio-74x164.c | 4 +---
> drivers/gpio/gpio-max3191x.c | 4 +---
> drivers/gpio/gpio-max7301.c | 4 +---
> drivers/gpio/gpio-mc33880.c | 4 +---
> drivers/gpio/gpio-pisosr.c | 4 +---
> drivers/gpu/drm/panel/panel-abt-y030xx067a.c | 4 +---
> drivers/gpu/drm/panel/panel-ilitek-ili9322.c | 4 +---
> drivers/gpu/drm/panel/panel-ilitek-ili9341.c | 3 +--
> drivers/gpu/drm/panel/panel-innolux-ej030na.c | 4 +---
> drivers/gpu/drm/panel/panel-lg-lb035q02.c | 4 +---
> drivers/gpu/drm/panel/panel-lg-lg4573.c | 4 +---
> drivers/gpu/drm/panel/panel-nec-nl8048hl11.c | 4 +---
> drivers/gpu/drm/panel/panel-novatek-nt39016.c | 4 +---
> drivers/gpu/drm/panel/panel-samsung-db7430.c | 3 +--
> drivers/gpu/drm/panel/panel-samsung-ld9040.c | 4 +---
> drivers/gpu/drm/panel/panel-samsung-s6d27a1.c | 3 +--
> drivers/gpu/drm/panel/panel-samsung-s6e63m0-spi.c | 3 +--
> drivers/gpu/drm/panel/panel-sitronix-st7789v.c | 4 +---
> drivers/gpu/drm/panel/panel-sony-acx565akm.c | 4 +---
> drivers/gpu/drm/panel/panel-tpo-td028ttec1.c | 4 +---
> drivers/gpu/drm/panel/panel-tpo-td043mtea1.c | 4 +---
> drivers/gpu/drm/panel/panel-tpo-tpg110.c | 3 +--
> drivers/gpu/drm/panel/panel-widechips-ws2401.c | 3 +--
> drivers/gpu/drm/tiny/hx8357d.c | 4 +---
> drivers/gpu/drm/tiny/ili9163.c | 4 +---
> drivers/gpu/drm/tiny/ili9225.c | 4 +---
> drivers/gpu/drm/tiny/ili9341.c | 4 +---
> drivers/gpu/drm/tiny/ili9486.c | 4 +---
> drivers/gpu/drm/tiny/mi0283qt.c | 4 +---
> drivers/gpu/drm/tiny/repaper.c | 4 +---
> drivers/gpu/drm/tiny/st7586.c | 4 +---
> drivers/gpu/drm/tiny/st7735r.c | 4 +---
> drivers/hwmon/adcxx.c | 4 +---
> drivers/hwmon/adt7310.c | 3 +--
> drivers/hwmon/max1111.c | 3 +--
> drivers/hwmon/max31722.c | 4 +---
> drivers/iio/accel/bma400_spi.c | 4 +---
> drivers/iio/accel/bmc150-accel-spi.c | 4 +---
> drivers/iio/accel/bmi088-accel-spi.c | 4 +---
> drivers/iio/accel/kxsd9-spi.c | 4 +---
> drivers/iio/accel/mma7455_spi.c | 4 +---
> drivers/iio/accel/sca3000.c | 4 +---
> drivers/iio/adc/ad7266.c | 4 +---
> drivers/iio/adc/ltc2496.c | 4 +---
> drivers/iio/adc/mcp320x.c | 4 +---
> drivers/iio/adc/mcp3911.c | 4 +---
> drivers/iio/adc/ti-adc12138.c | 4 +---
> drivers/iio/adc/ti-ads7950.c | 4 +---
> drivers/iio/adc/ti-ads8688.c | 4 +---
> drivers/iio/adc/ti-tlc4541.c | 4 +---
> drivers/iio/amplifiers/ad8366.c | 4 +---
> drivers/iio/common/ssp_sensors/ssp_dev.c | 4 +---
> drivers/iio/dac/ad5360.c | 4 +---
> drivers/iio/dac/ad5380.c | 4 +---
> drivers/iio/dac/ad5446.c | 4 +---
> drivers/iio/dac/ad5449.c | 4 +---
> drivers/iio/dac/ad5504.c | 4 +---
> drivers/iio/dac/ad5592r.c | 4 +---
> drivers/iio/dac/ad5624r_spi.c | 4 +---
> drivers/iio/dac/ad5686-spi.c | 4 +---
> drivers/iio/dac/ad5761.c | 4 +---
> drivers/iio/dac/ad5764.c | 4 +---
> drivers/iio/dac/ad5791.c | 4 +---
> drivers/iio/dac/ad8801.c | 4 +---
> drivers/iio/dac/ltc1660.c | 4 +---
> drivers/iio/dac/ltc2632.c | 4 +---
> drivers/iio/dac/mcp4922.c | 4 +---
> drivers/iio/dac/ti-dac082s085.c | 4 +---
> drivers/iio/dac/ti-dac7311.c | 3 +--
> drivers/iio/frequency/adf4350.c | 4 +---
> drivers/iio/gyro/bmg160_spi.c | 4 +---
> drivers/iio/gyro/fxas21002c_spi.c | 4 +---
> drivers/iio/health/afe4403.c | 4 +---
> drivers/iio/magnetometer/bmc150_magn_spi.c | 4 +---
> drivers/iio/magnetometer/hmc5843_spi.c | 4 +---
> drivers/iio/potentiometer/max5487.c | 4 +---
> drivers/iio/pressure/ms5611_spi.c | 4 +---
> drivers/iio/pressure/zpa2326_spi.c | 4 +---
> drivers/input/keyboard/applespi.c | 4 +---
> drivers/input/misc/adxl34x-spi.c | 4 +---
> drivers/input/touchscreen/ads7846.c | 4 +---
> drivers/input/touchscreen/cyttsp4_spi.c | 4 +---
> drivers/input/touchscreen/tsc2005.c | 4 +---
> drivers/leds/leds-cr0014114.c | 4 +---
> drivers/leds/leds-dac124s085.c | 4 +---
> drivers/leds/leds-el15203000.c | 4 +---
> drivers/leds/leds-spi-byte.c | 4 +---
> drivers/media/spi/cxd2880-spi.c | 4 +---
> drivers/media/spi/gs1662.c | 4 +---
> drivers/media/tuners/msi001.c | 3 +--
> drivers/mfd/arizona-spi.c | 4 +---
> drivers/mfd/da9052-spi.c | 3 +--
> drivers/mfd/ezx-pcap.c | 4 +---
> drivers/mfd/madera-spi.c | 4 +---
> drivers/mfd/mc13xxx-spi.c | 3 +--
> drivers/mfd/rsmu_spi.c | 4 +---
> drivers/mfd/stmpe-spi.c | 4 +---
> drivers/mfd/tps65912-spi.c | 4 +---
> drivers/misc/ad525x_dpot-spi.c | 3 +--
> drivers/misc/eeprom/eeprom_93xx46.c | 4 +---
> drivers/misc/lattice-ecp3-config.c | 4 +---
> drivers/misc/lis3lv02d/lis3lv02d_spi.c | 4 +---
> drivers/mmc/host/mmc_spi.c | 3 +--
> drivers/mtd/devices/mchp23k256.c | 4 +---
> drivers/mtd/devices/mchp48l640.c | 4 +---
> drivers/mtd/devices/mtd_dataflash.c | 4 +---
> drivers/mtd/devices/sst25l.c | 4 +---
> drivers/net/can/m_can/tcan4x5x-core.c | 4 +---
> drivers/net/can/spi/hi311x.c | 4 +---
> drivers/net/can/spi/mcp251x.c | 4 +---
> drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c | 4 +---
> drivers/net/dsa/b53/b53_spi.c | 4 +---
> drivers/net/dsa/microchip/ksz8795_spi.c | 4 +---
> drivers/net/dsa/microchip/ksz9477_spi.c | 4 +---
> drivers/net/dsa/sja1105/sja1105_main.c | 6 ++----
> drivers/net/dsa/vitesse-vsc73xx-spi.c | 6 ++----
> drivers/net/ethernet/asix/ax88796c_main.c | 4 +---
> drivers/net/ethernet/micrel/ks8851_spi.c | 4 +---
> drivers/net/ethernet/microchip/enc28j60.c | 4 +---
> drivers/net/ethernet/microchip/encx24j600.c | 4 +---
> drivers/net/ethernet/qualcomm/qca_spi.c | 4 +---
> drivers/net/ethernet/vertexcom/mse102x.c | 4 +---
> drivers/net/ethernet/wiznet/w5100-spi.c | 4 +---
> drivers/net/ieee802154/adf7242.c | 4 +---
> drivers/net/ieee802154/at86rf230.c | 4 +---
> drivers/net/ieee802154/ca8210.c | 6 ++----
> drivers/net/ieee802154/cc2520.c | 4 +---
> drivers/net/ieee802154/mcr20a.c | 4 +---
> drivers/net/ieee802154/mrf24j40.c | 4 +---
> drivers/net/phy/spi_ks8995.c | 4 +---
> drivers/net/wan/slic_ds26522.c | 3 +--
> drivers/net/wireless/intersil/p54/p54spi.c | 4 +---
> drivers/net/wireless/marvell/libertas/if_spi.c | 4 +---
> drivers/net/wireless/microchip/wilc1000/spi.c | 4 +---
> drivers/net/wireless/st/cw1200/cw1200_spi.c | 4 +---
> drivers/net/wireless/ti/wl1251/spi.c | 4 +---
> drivers/net/wireless/ti/wlcore/spi.c | 4 +---
> drivers/nfc/nfcmrvl/spi.c | 3 +--
> drivers/nfc/st-nci/spi.c | 4 +---
> drivers/nfc/st95hf/core.c | 4 +---
> drivers/nfc/trf7970a.c | 4 +---
> drivers/platform/chrome/cros_ec_spi.c | 4 +---
> drivers/platform/olpc/olpc-xo175-ec.c | 4 +---
> drivers/rtc/rtc-ds1302.c | 3 +--
> drivers/rtc/rtc-ds1305.c | 4 +---
> drivers/rtc/rtc-ds1343.c | 4 +---
> drivers/spi/spi-mem.c | 6 ++----
> drivers/spi/spi-slave-system-control.c | 3 +--
> drivers/spi/spi-slave-time.c | 3 +--
> drivers/spi/spi-tle62x0.c | 3 +--
> drivers/spi/spi.c | 11 ++---------
> drivers/spi/spidev.c | 4 +---
> drivers/staging/fbtft/fbtft.h | 3 +--
> drivers/staging/pi433/pi433_if.c | 4 +---
> drivers/staging/wfx/bus_spi.c | 3 +--
> drivers/tty/serial/max3100.c | 5 ++---
> drivers/tty/serial/max310x.c | 3 +--
> drivers/tty/serial/sc16is7xx.c | 4 +---
> drivers/usb/gadget/udc/max3420_udc.c | 4 +---
> drivers/usb/host/max3421-hcd.c | 3 +--
> drivers/video/backlight/ams369fg06.c | 3 +--
> drivers/video/backlight/corgi_lcd.c | 3 +--
> drivers/video/backlight/ili922x.c | 3 +--
> drivers/video/backlight/l4f00242t03.c | 3 +--
> drivers/video/backlight/lms501kf03.c | 3 +--
> drivers/video/backlight/ltv350qv.c | 3 +--
> drivers/video/backlight/tdo24m.c | 3 +--
> drivers/video/backlight/tosa_lcd.c | 4 +---
> drivers/video/backlight/vgg2432a4.c | 4 +---
> drivers/video/fbdev/omap/lcd_mipid.c | 4 +---
> .../omap2/omapfb/displays/panel-lgphilips-lb035q02.c | 4 +---
> .../omap2/omapfb/displays/panel-nec-nl8048hl11.c | 4 +---
> .../omap2/omapfb/displays/panel-sony-acx565akm.c | 4 +---
> .../omap2/omapfb/displays/panel-tpo-td028ttec1.c | 4 +---
> .../omap2/omapfb/displays/panel-tpo-td043mtea1.c | 4 +---
> include/linux/spi/spi.h | 2 +-
> sound/pci/hda/cs35l41_hda_spi.c | 4 +---
> sound/soc/codecs/adau1761-spi.c | 3 +--
> sound/soc/codecs/adau1781-spi.c | 3 +--
> sound/soc/codecs/cs35l41-spi.c | 4 +---
> sound/soc/codecs/pcm3168a-spi.c | 4 +---
> sound/soc/codecs/pcm512x-spi.c | 3 +--
> sound/soc/codecs/tlv320aic32x4-spi.c | 4 +---
> sound/soc/codecs/tlv320aic3x-spi.c | 4 +---
> sound/soc/codecs/wm0010.c | 4 +---
> sound/soc/codecs/wm8804-spi.c | 3 +--
> sound/spi/at73c213.c | 4 +---
> 191 files changed, 197 insertions(+), 545 deletions(-)
>
> diff --git a/drivers/bus/moxtet.c b/drivers/bus/moxtet.c
> index fd87a59837fa..5eb0fe73ddc4 100644
> --- a/drivers/bus/moxtet.c
> +++ b/drivers/bus/moxtet.c
> @@ -815,7 +815,7 @@ static int moxtet_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int moxtet_remove(struct spi_device *spi)
> +static void moxtet_remove(struct spi_device *spi)
> {
> struct moxtet *moxtet = spi_get_drvdata(spi);
>
> @@ -828,8 +828,6 @@ static int moxtet_remove(struct spi_device *spi)
> device_for_each_child(moxtet->dev, NULL, __unregister);
>
> mutex_destroy(&moxtet->lock);
> -
> - return 0;
> }
>
> static const struct of_device_id moxtet_dt_ids[] = {
> diff --git a/drivers/char/tpm/st33zp24/spi.c b/drivers/char/tpm/st33zp24/spi.c
> index ccd9e42b8eab..22d184884694 100644
> --- a/drivers/char/tpm/st33zp24/spi.c
> +++ b/drivers/char/tpm/st33zp24/spi.c
> @@ -381,13 +381,11 @@ static int st33zp24_spi_probe(struct spi_device *dev)
> * @param: client, the spi_device description (TPM SPI description).
> * @return: 0 in case of success.
> */
> -static int st33zp24_spi_remove(struct spi_device *dev)
> +static void st33zp24_spi_remove(struct spi_device *dev)
> {
> struct tpm_chip *chip = spi_get_drvdata(dev);
>
> st33zp24_remove(chip);
> -
> - return 0;
> }
>
> static const struct spi_device_id st33zp24_spi_id[] = {
> diff --git a/drivers/char/tpm/tpm_tis_spi_main.c b/drivers/char/tpm/tpm_tis_spi_main.c
> index aaa59a00eeae..184396b3af50 100644
> --- a/drivers/char/tpm/tpm_tis_spi_main.c
> +++ b/drivers/char/tpm/tpm_tis_spi_main.c
> @@ -254,13 +254,12 @@ static int tpm_tis_spi_driver_probe(struct spi_device *spi)
>
> static SIMPLE_DEV_PM_OPS(tpm_tis_pm, tpm_pm_suspend, tpm_tis_spi_resume);
>
> -static int tpm_tis_spi_remove(struct spi_device *dev)
> +static void tpm_tis_spi_remove(struct spi_device *dev)
> {
> struct tpm_chip *chip = spi_get_drvdata(dev);
>
> tpm_chip_unregister(chip);
> tpm_tis_remove(chip);
> - return 0;
> }
>
> static const struct spi_device_id tpm_tis_spi_id[] = {
> diff --git a/drivers/clk/clk-lmk04832.c b/drivers/clk/clk-lmk04832.c
> index 8f02c0b88000..f416f8bc2898 100644
> --- a/drivers/clk/clk-lmk04832.c
> +++ b/drivers/clk/clk-lmk04832.c
> @@ -1544,14 +1544,12 @@ static int lmk04832_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int lmk04832_remove(struct spi_device *spi)
> +static void lmk04832_remove(struct spi_device *spi)
> {
> struct lmk04832 *lmk = spi_get_drvdata(spi);
>
> clk_disable_unprepare(lmk->oscin);
> of_clk_del_provider(spi->dev.of_node);
> -
> - return 0;
> }
> static const struct spi_device_id lmk04832_id[] = {
> { "lmk04832", LMK04832 },
> diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c
> index 4a55cdf089d6..e00c33310517 100644
> --- a/drivers/gpio/gpio-74x164.c
> +++ b/drivers/gpio/gpio-74x164.c
> @@ -163,15 +163,13 @@ static int gen_74x164_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int gen_74x164_remove(struct spi_device *spi)
> +static void gen_74x164_remove(struct spi_device *spi)
> {
> struct gen_74x164_chip *chip = spi_get_drvdata(spi);
>
> gpiod_set_value_cansleep(chip->gpiod_oe, 0);
> gpiochip_remove(&chip->gpio_chip);
> mutex_destroy(&chip->lock);
> -
> - return 0;
> }
>
> static const struct spi_device_id gen_74x164_spi_ids[] = {
> diff --git a/drivers/gpio/gpio-max3191x.c b/drivers/gpio/gpio-max3191x.c
> index 51cd6f98d1c7..161c4751c5f7 100644
> --- a/drivers/gpio/gpio-max3191x.c
> +++ b/drivers/gpio/gpio-max3191x.c
> @@ -443,14 +443,12 @@ static int max3191x_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int max3191x_remove(struct spi_device *spi)
> +static void max3191x_remove(struct spi_device *spi)
> {
> struct max3191x_chip *max3191x = spi_get_drvdata(spi);
>
> gpiochip_remove(&max3191x->gpio);
> mutex_destroy(&max3191x->lock);
> -
> - return 0;
> }
>
> static int __init max3191x_register_driver(struct spi_driver *sdrv)
> diff --git a/drivers/gpio/gpio-max7301.c b/drivers/gpio/gpio-max7301.c
> index 5862d73bf325..11813f41d460 100644
> --- a/drivers/gpio/gpio-max7301.c
> +++ b/drivers/gpio/gpio-max7301.c
> @@ -64,11 +64,9 @@ static int max7301_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int max7301_remove(struct spi_device *spi)
> +static void max7301_remove(struct spi_device *spi)
> {
> __max730x_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id max7301_id[] = {
> diff --git a/drivers/gpio/gpio-mc33880.c b/drivers/gpio/gpio-mc33880.c
> index 31d2be1bebc8..cd9b16dbe1a9 100644
> --- a/drivers/gpio/gpio-mc33880.c
> +++ b/drivers/gpio/gpio-mc33880.c
> @@ -134,7 +134,7 @@ static int mc33880_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int mc33880_remove(struct spi_device *spi)
> +static void mc33880_remove(struct spi_device *spi)
> {
> struct mc33880 *mc;
>
> @@ -142,8 +142,6 @@ static int mc33880_remove(struct spi_device *spi)
>
> gpiochip_remove(&mc->chip);
> mutex_destroy(&mc->lock);
> -
> - return 0;
> }
>
> static struct spi_driver mc33880_driver = {
> diff --git a/drivers/gpio/gpio-pisosr.c b/drivers/gpio/gpio-pisosr.c
> index 8e04054cf07e..81a47ae09ff8 100644
> --- a/drivers/gpio/gpio-pisosr.c
> +++ b/drivers/gpio/gpio-pisosr.c
> @@ -163,15 +163,13 @@ static int pisosr_gpio_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int pisosr_gpio_remove(struct spi_device *spi)
> +static void pisosr_gpio_remove(struct spi_device *spi)
> {
> struct pisosr_gpio *gpio = spi_get_drvdata(spi);
>
> gpiochip_remove(&gpio->chip);
>
> mutex_destroy(&gpio->lock);
> -
> - return 0;
> }
>
> static const struct spi_device_id pisosr_gpio_id_table[] = {
> diff --git a/drivers/gpu/drm/panel/panel-abt-y030xx067a.c b/drivers/gpu/drm/panel/panel-abt-y030xx067a.c
> index f043b484055b..ed626fdc08e8 100644
> --- a/drivers/gpu/drm/panel/panel-abt-y030xx067a.c
> +++ b/drivers/gpu/drm/panel/panel-abt-y030xx067a.c
> @@ -293,15 +293,13 @@ static int y030xx067a_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int y030xx067a_remove(struct spi_device *spi)
> +static void y030xx067a_remove(struct spi_device *spi)
> {
> struct y030xx067a *priv = spi_get_drvdata(spi);
>
> drm_panel_remove(&priv->panel);
> drm_panel_disable(&priv->panel);
> drm_panel_unprepare(&priv->panel);
> -
> - return 0;
> }
>
> static const struct drm_display_mode y030xx067a_modes[] = {
> diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> index 8e84df9a0033..3dfafa585127 100644
> --- a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> @@ -896,14 +896,12 @@ static int ili9322_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ili9322_remove(struct spi_device *spi)
> +static void ili9322_remove(struct spi_device *spi)
> {
> struct ili9322 *ili = spi_get_drvdata(spi);
>
> ili9322_power_off(ili);
> drm_panel_remove(&ili->panel);
> -
> - return 0;
> }
>
> /*
> diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
> index 2c3378a259b1..a07ef26234e5 100644
> --- a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
> +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c
> @@ -728,7 +728,7 @@ static int ili9341_probe(struct spi_device *spi)
> return -1;
> }
>
> -static int ili9341_remove(struct spi_device *spi)
> +static void ili9341_remove(struct spi_device *spi)
> {
> const struct spi_device_id *id = spi_get_device_id(spi);
> struct ili9341 *ili = spi_get_drvdata(spi);
> @@ -741,7 +741,6 @@ static int ili9341_remove(struct spi_device *spi)
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> }
> - return 0;
> }
>
> static void ili9341_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/panel/panel-innolux-ej030na.c b/drivers/gpu/drm/panel/panel-innolux-ej030na.c
> index c558de3f99be..e3b1daa0cb72 100644
> --- a/drivers/gpu/drm/panel/panel-innolux-ej030na.c
> +++ b/drivers/gpu/drm/panel/panel-innolux-ej030na.c
> @@ -219,15 +219,13 @@ static int ej030na_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ej030na_remove(struct spi_device *spi)
> +static void ej030na_remove(struct spi_device *spi)
> {
> struct ej030na *priv = spi_get_drvdata(spi);
>
> drm_panel_remove(&priv->panel);
> drm_panel_disable(&priv->panel);
> drm_panel_unprepare(&priv->panel);
> -
> - return 0;
> }
>
> static const struct drm_display_mode ej030na_modes[] = {
> diff --git a/drivers/gpu/drm/panel/panel-lg-lb035q02.c b/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> index f3183b68704f..9d0d4faa3f58 100644
> --- a/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> +++ b/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> @@ -203,14 +203,12 @@ static int lb035q02_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int lb035q02_remove(struct spi_device *spi)
> +static void lb035q02_remove(struct spi_device *spi)
> {
> struct lb035q02_device *lcd = spi_get_drvdata(spi);
>
> drm_panel_remove(&lcd->panel);
> drm_panel_disable(&lcd->panel);
> -
> - return 0;
> }
>
> static const struct of_device_id lb035q02_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-lg-lg4573.c b/drivers/gpu/drm/panel/panel-lg-lg4573.c
> index 8e5160af1de5..cf246d15b7b6 100644
> --- a/drivers/gpu/drm/panel/panel-lg-lg4573.c
> +++ b/drivers/gpu/drm/panel/panel-lg-lg4573.c
> @@ -266,14 +266,12 @@ static int lg4573_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int lg4573_remove(struct spi_device *spi)
> +static void lg4573_remove(struct spi_device *spi)
> {
> struct lg4573 *ctx = spi_get_drvdata(spi);
>
> lg4573_display_off(ctx);
> drm_panel_remove(&ctx->panel);
> -
> - return 0;
> }
>
> static const struct of_device_id lg4573_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c b/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> index 6e5ab1debc8b..81c5c541a351 100644
> --- a/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> +++ b/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> @@ -212,15 +212,13 @@ static int nl8048_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int nl8048_remove(struct spi_device *spi)
> +static void nl8048_remove(struct spi_device *spi)
> {
> struct nl8048_panel *lcd = spi_get_drvdata(spi);
>
> drm_panel_remove(&lcd->panel);
> drm_panel_disable(&lcd->panel);
> drm_panel_unprepare(&lcd->panel);
> -
> - return 0;
> }
>
> static const struct of_device_id nl8048_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-novatek-nt39016.c b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> index d036853db865..f58cfb10b58a 100644
> --- a/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> +++ b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> @@ -292,7 +292,7 @@ static int nt39016_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int nt39016_remove(struct spi_device *spi)
> +static void nt39016_remove(struct spi_device *spi)
> {
> struct nt39016 *panel = spi_get_drvdata(spi);
>
> @@ -300,8 +300,6 @@ static int nt39016_remove(struct spi_device *spi)
>
> nt39016_disable(&panel->drm_panel);
> nt39016_unprepare(&panel->drm_panel);
> -
> - return 0;
> }
>
> static const struct drm_display_mode kd035g6_display_modes[] = {
> diff --git a/drivers/gpu/drm/panel/panel-samsung-db7430.c b/drivers/gpu/drm/panel/panel-samsung-db7430.c
> index ead479719f00..04640c5256a8 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-db7430.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-db7430.c
> @@ -314,12 +314,11 @@ static int db7430_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int db7430_remove(struct spi_device *spi)
> +static void db7430_remove(struct spi_device *spi)
> {
> struct db7430 *db = spi_get_drvdata(spi);
>
> drm_panel_remove(&db->panel);
> - return 0;
> }
>
> /*
> diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> index c4b388850a13..01eb211f32f7 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> @@ -358,14 +358,12 @@ static int ld9040_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ld9040_remove(struct spi_device *spi)
> +static void ld9040_remove(struct spi_device *spi)
> {
> struct ld9040 *ctx = spi_get_drvdata(spi);
>
> ld9040_power_off(ctx);
> drm_panel_remove(&ctx->panel);
> -
> - return 0;
> }
>
> static const struct of_device_id ld9040_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d27a1.c b/drivers/gpu/drm/panel/panel-samsung-s6d27a1.c
> index 1696ceb36aa0..2adb223a895c 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6d27a1.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6d27a1.c
> @@ -291,12 +291,11 @@ static int s6d27a1_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int s6d27a1_remove(struct spi_device *spi)
> +static void s6d27a1_remove(struct spi_device *spi)
> {
> struct s6d27a1 *ctx = spi_get_drvdata(spi);
>
> drm_panel_remove(&ctx->panel);
> - return 0;
> }
>
> static const struct of_device_id s6d27a1_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63m0-spi.c b/drivers/gpu/drm/panel/panel-samsung-s6e63m0-spi.c
> index c178d962b0d5..d99afcc672ca 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e63m0-spi.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e63m0-spi.c
> @@ -62,10 +62,9 @@ static int s6e63m0_spi_probe(struct spi_device *spi)
> s6e63m0_spi_dcs_write, false);
> }
>
> -static int s6e63m0_spi_remove(struct spi_device *spi)
> +static void s6e63m0_spi_remove(struct spi_device *spi)
> {
> s6e63m0_remove(&spi->dev);
> - return 0;
> }
>
> static const struct of_device_id s6e63m0_spi_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> index 61e565524542..bbc4569cbcdc 100644
> --- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> @@ -387,13 +387,11 @@ static int st7789v_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int st7789v_remove(struct spi_device *spi)
> +static void st7789v_remove(struct spi_device *spi)
> {
> struct st7789v *ctx = spi_get_drvdata(spi);
>
> drm_panel_remove(&ctx->panel);
> -
> - return 0;
> }
>
> static const struct of_device_id st7789v_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-sony-acx565akm.c b/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> index ba0b3ead150f..0d7541a33f87 100644
> --- a/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> +++ b/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> @@ -655,7 +655,7 @@ static int acx565akm_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int acx565akm_remove(struct spi_device *spi)
> +static void acx565akm_remove(struct spi_device *spi)
> {
> struct acx565akm_panel *lcd = spi_get_drvdata(spi);
>
> @@ -666,8 +666,6 @@ static int acx565akm_remove(struct spi_device *spi)
>
> drm_panel_disable(&lcd->panel);
> drm_panel_unprepare(&lcd->panel);
> -
> - return 0;
> }
>
> static const struct of_device_id acx565akm_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c b/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> index ba0c00d1a001..4dbf8b88f264 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> @@ -350,15 +350,13 @@ static int td028ttec1_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int td028ttec1_remove(struct spi_device *spi)
> +static void td028ttec1_remove(struct spi_device *spi)
> {
> struct td028ttec1_panel *lcd = spi_get_drvdata(spi);
>
> drm_panel_remove(&lcd->panel);
> drm_panel_disable(&lcd->panel);
> drm_panel_unprepare(&lcd->panel);
> -
> - return 0;
> }
>
> static const struct of_device_id td028ttec1_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c b/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> index 1866cdb8f9c1..cf4609bb9b1d 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> @@ -463,7 +463,7 @@ static int td043mtea1_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int td043mtea1_remove(struct spi_device *spi)
> +static void td043mtea1_remove(struct spi_device *spi)
> {
> struct td043mtea1_panel *lcd = spi_get_drvdata(spi);
>
> @@ -472,8 +472,6 @@ static int td043mtea1_remove(struct spi_device *spi)
> drm_panel_unprepare(&lcd->panel);
>
> sysfs_remove_group(&spi->dev.kobj, &td043mtea1_attr_group);
> -
> - return 0;
> }
>
> static const struct of_device_id td043mtea1_of_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-tpo-tpg110.c b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> index e3791dad6830..0b1f5a11a055 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> @@ -450,12 +450,11 @@ static int tpg110_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int tpg110_remove(struct spi_device *spi)
> +static void tpg110_remove(struct spi_device *spi)
> {
> struct tpg110 *tpg = spi_get_drvdata(spi);
>
> drm_panel_remove(&tpg->panel);
> - return 0;
> }
>
> static const struct of_device_id tpg110_match[] = {
> diff --git a/drivers/gpu/drm/panel/panel-widechips-ws2401.c b/drivers/gpu/drm/panel/panel-widechips-ws2401.c
> index 8bc976f54b80..236f3cb2b594 100644
> --- a/drivers/gpu/drm/panel/panel-widechips-ws2401.c
> +++ b/drivers/gpu/drm/panel/panel-widechips-ws2401.c
> @@ -407,12 +407,11 @@ static int ws2401_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ws2401_remove(struct spi_device *spi)
> +static void ws2401_remove(struct spi_device *spi)
> {
> struct ws2401 *ws = spi_get_drvdata(spi);
>
> drm_panel_remove(&ws->panel);
> - return 0;
> }
>
> /*
> diff --git a/drivers/gpu/drm/tiny/hx8357d.c b/drivers/gpu/drm/tiny/hx8357d.c
> index 9b33c05732aa..ebb025543f8d 100644
> --- a/drivers/gpu/drm/tiny/hx8357d.c
> +++ b/drivers/gpu/drm/tiny/hx8357d.c
> @@ -263,14 +263,12 @@ static int hx8357d_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int hx8357d_remove(struct spi_device *spi)
> +static void hx8357d_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void hx8357d_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/tiny/ili9163.c b/drivers/gpu/drm/tiny/ili9163.c
> index bcc181351236..fc8ed245b0bc 100644
> --- a/drivers/gpu/drm/tiny/ili9163.c
> +++ b/drivers/gpu/drm/tiny/ili9163.c
> @@ -193,14 +193,12 @@ static int ili9163_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ili9163_remove(struct spi_device *spi)
> +static void ili9163_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void ili9163_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/tiny/ili9225.c b/drivers/gpu/drm/tiny/ili9225.c
> index 976d3209f164..cc92eb9f2a07 100644
> --- a/drivers/gpu/drm/tiny/ili9225.c
> +++ b/drivers/gpu/drm/tiny/ili9225.c
> @@ -411,14 +411,12 @@ static int ili9225_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ili9225_remove(struct spi_device *spi)
> +static void ili9225_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void ili9225_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/tiny/ili9341.c b/drivers/gpu/drm/tiny/ili9341.c
> index 37e0c33399c8..5b8cc770ee7b 100644
> --- a/drivers/gpu/drm/tiny/ili9341.c
> +++ b/drivers/gpu/drm/tiny/ili9341.c
> @@ -225,14 +225,12 @@ static int ili9341_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ili9341_remove(struct spi_device *spi)
> +static void ili9341_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void ili9341_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/tiny/ili9486.c b/drivers/gpu/drm/tiny/ili9486.c
> index e9a63f4b2993..6d655e18e0aa 100644
> --- a/drivers/gpu/drm/tiny/ili9486.c
> +++ b/drivers/gpu/drm/tiny/ili9486.c
> @@ -243,14 +243,12 @@ static int ili9486_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ili9486_remove(struct spi_device *spi)
> +static void ili9486_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void ili9486_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/tiny/mi0283qt.c b/drivers/gpu/drm/tiny/mi0283qt.c
> index 023de49e7a8e..5e060f6910bb 100644
> --- a/drivers/gpu/drm/tiny/mi0283qt.c
> +++ b/drivers/gpu/drm/tiny/mi0283qt.c
> @@ -233,14 +233,12 @@ static int mi0283qt_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int mi0283qt_remove(struct spi_device *spi)
> +static void mi0283qt_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void mi0283qt_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c
> index 97a775c48cea..beeeb170d0b1 100644
> --- a/drivers/gpu/drm/tiny/repaper.c
> +++ b/drivers/gpu/drm/tiny/repaper.c
> @@ -1140,14 +1140,12 @@ static int repaper_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int repaper_remove(struct spi_device *spi)
> +static void repaper_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void repaper_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/tiny/st7586.c b/drivers/gpu/drm/tiny/st7586.c
> index 51b9b9fb3ead..3f38faa1cd8c 100644
> --- a/drivers/gpu/drm/tiny/st7586.c
> +++ b/drivers/gpu/drm/tiny/st7586.c
> @@ -360,14 +360,12 @@ static int st7586_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int st7586_remove(struct spi_device *spi)
> +static void st7586_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void st7586_shutdown(struct spi_device *spi)
> diff --git a/drivers/gpu/drm/tiny/st7735r.c b/drivers/gpu/drm/tiny/st7735r.c
> index fc40dd10efa8..29d618093e94 100644
> --- a/drivers/gpu/drm/tiny/st7735r.c
> +++ b/drivers/gpu/drm/tiny/st7735r.c
> @@ -247,14 +247,12 @@ static int st7735r_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int st7735r_remove(struct spi_device *spi)
> +static void st7735r_remove(struct spi_device *spi)
> {
> struct drm_device *drm = spi_get_drvdata(spi);
>
> drm_dev_unplug(drm);
> drm_atomic_helper_shutdown(drm);
> -
> - return 0;
> }
>
> static void st7735r_shutdown(struct spi_device *spi)
> diff --git a/drivers/hwmon/adcxx.c b/drivers/hwmon/adcxx.c
> index e5bc5ce09f4e..de37bce24fa6 100644
> --- a/drivers/hwmon/adcxx.c
> +++ b/drivers/hwmon/adcxx.c
> @@ -194,7 +194,7 @@ static int adcxx_probe(struct spi_device *spi)
> return status;
> }
>
> -static int adcxx_remove(struct spi_device *spi)
> +static void adcxx_remove(struct spi_device *spi)
> {
> struct adcxx *adc = spi_get_drvdata(spi);
> int i;
> @@ -205,8 +205,6 @@ static int adcxx_remove(struct spi_device *spi)
> device_remove_file(&spi->dev, &ad_input[i].dev_attr);
>
> mutex_unlock(&adc->lock);
> -
> - return 0;
> }
>
> static const struct spi_device_id adcxx_ids[] = {
> diff --git a/drivers/hwmon/adt7310.c b/drivers/hwmon/adt7310.c
> index c40cac16af68..832d9ec64934 100644
> --- a/drivers/hwmon/adt7310.c
> +++ b/drivers/hwmon/adt7310.c
> @@ -88,10 +88,9 @@ static int adt7310_spi_probe(struct spi_device *spi)
> &adt7310_spi_ops);
> }
>
> -static int adt7310_spi_remove(struct spi_device *spi)
> +static void adt7310_spi_remove(struct spi_device *spi)
> {
> adt7x10_remove(&spi->dev, spi->irq);
> - return 0;
> }
>
> static const struct spi_device_id adt7310_id[] = {
> diff --git a/drivers/hwmon/max1111.c b/drivers/hwmon/max1111.c
> index 5fcfd57df61e..4c5487aeb3cf 100644
> --- a/drivers/hwmon/max1111.c
> +++ b/drivers/hwmon/max1111.c
> @@ -254,7 +254,7 @@ static int max1111_probe(struct spi_device *spi)
> return err;
> }
>
> -static int max1111_remove(struct spi_device *spi)
> +static void max1111_remove(struct spi_device *spi)
> {
> struct max1111_data *data = spi_get_drvdata(spi);
>
> @@ -265,7 +265,6 @@ static int max1111_remove(struct spi_device *spi)
> sysfs_remove_group(&spi->dev.kobj, &max1110_attr_group);
> sysfs_remove_group(&spi->dev.kobj, &max1111_attr_group);
> mutex_destroy(&data->drvdata_lock);
> - return 0;
> }
>
> static const struct spi_device_id max1111_ids[] = {
> diff --git a/drivers/hwmon/max31722.c b/drivers/hwmon/max31722.c
> index 4cf4fe6809a3..93e048ee4955 100644
> --- a/drivers/hwmon/max31722.c
> +++ b/drivers/hwmon/max31722.c
> @@ -100,7 +100,7 @@ static int max31722_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int max31722_remove(struct spi_device *spi)
> +static void max31722_remove(struct spi_device *spi)
> {
> struct max31722_data *data = spi_get_drvdata(spi);
> int ret;
> @@ -111,8 +111,6 @@ static int max31722_remove(struct spi_device *spi)
> if (ret)
> /* There is nothing we can do about this ... */
> dev_warn(&spi->dev, "Failed to put device in stand-by mode\n");
> -
> - return 0;
> }
>
> static int __maybe_unused max31722_suspend(struct device *dev)
> diff --git a/drivers/iio/accel/bma400_spi.c b/drivers/iio/accel/bma400_spi.c
> index 9f622e37477b..9040a717b247 100644
> --- a/drivers/iio/accel/bma400_spi.c
> +++ b/drivers/iio/accel/bma400_spi.c
> @@ -87,11 +87,9 @@ static int bma400_spi_probe(struct spi_device *spi)
> return bma400_probe(&spi->dev, regmap, id->name);
> }
>
> -static int bma400_spi_remove(struct spi_device *spi)
> +static void bma400_spi_remove(struct spi_device *spi)
> {
> bma400_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id bma400_spi_ids[] = {
> diff --git a/drivers/iio/accel/bmc150-accel-spi.c b/drivers/iio/accel/bmc150-accel-spi.c
> index 11559567cb39..80007cc2d044 100644
> --- a/drivers/iio/accel/bmc150-accel-spi.c
> +++ b/drivers/iio/accel/bmc150-accel-spi.c
> @@ -35,11 +35,9 @@ static int bmc150_accel_probe(struct spi_device *spi)
> true);
> }
>
> -static int bmc150_accel_remove(struct spi_device *spi)
> +static void bmc150_accel_remove(struct spi_device *spi)
> {
> bmc150_accel_core_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct acpi_device_id bmc150_accel_acpi_match[] = {
> diff --git a/drivers/iio/accel/bmi088-accel-spi.c b/drivers/iio/accel/bmi088-accel-spi.c
> index 758ad2f12896..06d99d9949f3 100644
> --- a/drivers/iio/accel/bmi088-accel-spi.c
> +++ b/drivers/iio/accel/bmi088-accel-spi.c
> @@ -56,11 +56,9 @@ static int bmi088_accel_probe(struct spi_device *spi)
> true);
> }
>
> -static int bmi088_accel_remove(struct spi_device *spi)
> +static void bmi088_accel_remove(struct spi_device *spi)
> {
> bmi088_accel_core_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id bmi088_accel_id[] = {
> diff --git a/drivers/iio/accel/kxsd9-spi.c b/drivers/iio/accel/kxsd9-spi.c
> index 441e6b764281..57c451cfb9e5 100644
> --- a/drivers/iio/accel/kxsd9-spi.c
> +++ b/drivers/iio/accel/kxsd9-spi.c
> @@ -32,11 +32,9 @@ static int kxsd9_spi_probe(struct spi_device *spi)
> spi_get_device_id(spi)->name);
> }
>
> -static int kxsd9_spi_remove(struct spi_device *spi)
> +static void kxsd9_spi_remove(struct spi_device *spi)
> {
> kxsd9_common_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id kxsd9_spi_id[] = {
> diff --git a/drivers/iio/accel/mma7455_spi.c b/drivers/iio/accel/mma7455_spi.c
> index ecf690692dcc..b746031551a3 100644
> --- a/drivers/iio/accel/mma7455_spi.c
> +++ b/drivers/iio/accel/mma7455_spi.c
> @@ -22,11 +22,9 @@ static int mma7455_spi_probe(struct spi_device *spi)
> return mma7455_core_probe(&spi->dev, regmap, id->name);
> }
>
> -static int mma7455_spi_remove(struct spi_device *spi)
> +static void mma7455_spi_remove(struct spi_device *spi)
> {
> mma7455_core_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id mma7455_spi_ids[] = {
> diff --git a/drivers/iio/accel/sca3000.c b/drivers/iio/accel/sca3000.c
> index 43ecacbdc95a..83c81072511e 100644
> --- a/drivers/iio/accel/sca3000.c
> +++ b/drivers/iio/accel/sca3000.c
> @@ -1524,7 +1524,7 @@ static int sca3000_stop_all_interrupts(struct sca3000_state *st)
> return ret;
> }
>
> -static int sca3000_remove(struct spi_device *spi)
> +static void sca3000_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct sca3000_state *st = iio_priv(indio_dev);
> @@ -1535,8 +1535,6 @@ static int sca3000_remove(struct spi_device *spi)
> sca3000_stop_all_interrupts(st);
> if (spi->irq)
> free_irq(spi->irq, indio_dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id sca3000_id[] = {
> diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c
> index 1d345d66742d..c17d9b5fbaf6 100644
> --- a/drivers/iio/adc/ad7266.c
> +++ b/drivers/iio/adc/ad7266.c
> @@ -479,7 +479,7 @@ static int ad7266_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad7266_remove(struct spi_device *spi)
> +static void ad7266_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad7266_state *st = iio_priv(indio_dev);
> @@ -488,8 +488,6 @@ static int ad7266_remove(struct spi_device *spi)
> iio_triggered_buffer_cleanup(indio_dev);
> if (!IS_ERR(st->reg))
> regulator_disable(st->reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad7266_id[] = {
> diff --git a/drivers/iio/adc/ltc2496.c b/drivers/iio/adc/ltc2496.c
> index dd956a7c216e..5a55f79f2574 100644
> --- a/drivers/iio/adc/ltc2496.c
> +++ b/drivers/iio/adc/ltc2496.c
> @@ -78,13 +78,11 @@ static int ltc2496_probe(struct spi_device *spi)
> return ltc2497core_probe(dev, indio_dev);
> }
>
> -static int ltc2496_remove(struct spi_device *spi)
> +static void ltc2496_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
>
> ltc2497core_remove(indio_dev);
> -
> - return 0;
> }
>
> static const struct of_device_id ltc2496_of_match[] = {
> diff --git a/drivers/iio/adc/mcp320x.c b/drivers/iio/adc/mcp320x.c
> index 8d1cff28cae0..b4c69acb33e3 100644
> --- a/drivers/iio/adc/mcp320x.c
> +++ b/drivers/iio/adc/mcp320x.c
> @@ -459,15 +459,13 @@ static int mcp320x_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int mcp320x_remove(struct spi_device *spi)
> +static void mcp320x_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct mcp320x *adc = iio_priv(indio_dev);
>
> iio_device_unregister(indio_dev);
> regulator_disable(adc->reg);
> -
> - return 0;
> }
>
> static const struct of_device_id mcp320x_dt_ids[] = {
> diff --git a/drivers/iio/adc/mcp3911.c b/drivers/iio/adc/mcp3911.c
> index 13535f148c4c..1cb4590fe412 100644
> --- a/drivers/iio/adc/mcp3911.c
> +++ b/drivers/iio/adc/mcp3911.c
> @@ -321,7 +321,7 @@ static int mcp3911_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int mcp3911_remove(struct spi_device *spi)
> +static void mcp3911_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct mcp3911 *adc = iio_priv(indio_dev);
> @@ -331,8 +331,6 @@ static int mcp3911_remove(struct spi_device *spi)
> clk_disable_unprepare(adc->clki);
> if (adc->vref)
> regulator_disable(adc->vref);
> -
> - return 0;
> }
>
> static const struct of_device_id mcp3911_dt_ids[] = {
> diff --git a/drivers/iio/adc/ti-adc12138.c b/drivers/iio/adc/ti-adc12138.c
> index 6eb62b564dae..59d75d09604f 100644
> --- a/drivers/iio/adc/ti-adc12138.c
> +++ b/drivers/iio/adc/ti-adc12138.c
> @@ -503,7 +503,7 @@ static int adc12138_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int adc12138_remove(struct spi_device *spi)
> +static void adc12138_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct adc12138 *adc = iio_priv(indio_dev);
> @@ -514,8 +514,6 @@ static int adc12138_remove(struct spi_device *spi)
> regulator_disable(adc->vref_n);
> regulator_disable(adc->vref_p);
> clk_disable_unprepare(adc->cclk);
> -
> - return 0;
> }
>
> static const struct of_device_id adc12138_dt_ids[] = {
> diff --git a/drivers/iio/adc/ti-ads7950.c b/drivers/iio/adc/ti-ads7950.c
> index a7efa3eada2c..e3658b969c5b 100644
> --- a/drivers/iio/adc/ti-ads7950.c
> +++ b/drivers/iio/adc/ti-ads7950.c
> @@ -662,7 +662,7 @@ static int ti_ads7950_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ti_ads7950_remove(struct spi_device *spi)
> +static void ti_ads7950_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ti_ads7950_state *st = iio_priv(indio_dev);
> @@ -672,8 +672,6 @@ static int ti_ads7950_remove(struct spi_device *spi)
> iio_triggered_buffer_cleanup(indio_dev);
> regulator_disable(st->reg);
> mutex_destroy(&st->slock);
> -
> - return 0;
> }
>
> static const struct spi_device_id ti_ads7950_id[] = {
> diff --git a/drivers/iio/adc/ti-ads8688.c b/drivers/iio/adc/ti-ads8688.c
> index 2e24717d7f55..22c2583eedd0 100644
> --- a/drivers/iio/adc/ti-ads8688.c
> +++ b/drivers/iio/adc/ti-ads8688.c
> @@ -479,7 +479,7 @@ static int ads8688_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ads8688_remove(struct spi_device *spi)
> +static void ads8688_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ads8688_state *st = iio_priv(indio_dev);
> @@ -489,8 +489,6 @@ static int ads8688_remove(struct spi_device *spi)
>
> if (!IS_ERR(st->reg))
> regulator_disable(st->reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ads8688_id[] = {
> diff --git a/drivers/iio/adc/ti-tlc4541.c b/drivers/iio/adc/ti-tlc4541.c
> index 403b787f9f7e..2406eda9dfc6 100644
> --- a/drivers/iio/adc/ti-tlc4541.c
> +++ b/drivers/iio/adc/ti-tlc4541.c
> @@ -224,7 +224,7 @@ static int tlc4541_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int tlc4541_remove(struct spi_device *spi)
> +static void tlc4541_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct tlc4541_state *st = iio_priv(indio_dev);
> @@ -232,8 +232,6 @@ static int tlc4541_remove(struct spi_device *spi)
> iio_device_unregister(indio_dev);
> iio_triggered_buffer_cleanup(indio_dev);
> regulator_disable(st->reg);
> -
> - return 0;
> }
>
> static const struct of_device_id tlc4541_dt_ids[] = {
> diff --git a/drivers/iio/amplifiers/ad8366.c b/drivers/iio/amplifiers/ad8366.c
> index cfcf18a0bce8..1134ae12e531 100644
> --- a/drivers/iio/amplifiers/ad8366.c
> +++ b/drivers/iio/amplifiers/ad8366.c
> @@ -298,7 +298,7 @@ static int ad8366_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad8366_remove(struct spi_device *spi)
> +static void ad8366_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad8366_state *st = iio_priv(indio_dev);
> @@ -308,8 +308,6 @@ static int ad8366_remove(struct spi_device *spi)
>
> if (!IS_ERR(reg))
> regulator_disable(reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad8366_id[] = {
> diff --git a/drivers/iio/common/ssp_sensors/ssp_dev.c b/drivers/iio/common/ssp_sensors/ssp_dev.c
> index 1aee87100038..eafaf4529df5 100644
> --- a/drivers/iio/common/ssp_sensors/ssp_dev.c
> +++ b/drivers/iio/common/ssp_sensors/ssp_dev.c
> @@ -586,7 +586,7 @@ static int ssp_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ssp_remove(struct spi_device *spi)
> +static void ssp_remove(struct spi_device *spi)
> {
> struct ssp_data *data = spi_get_drvdata(spi);
>
> @@ -608,8 +608,6 @@ static int ssp_remove(struct spi_device *spi)
> mutex_destroy(&data->pending_lock);
>
> mfd_remove_devices(&spi->dev);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/iio/dac/ad5360.c b/drivers/iio/dac/ad5360.c
> index 2d3b14c407d8..ecbc6a51d60f 100644
> --- a/drivers/iio/dac/ad5360.c
> +++ b/drivers/iio/dac/ad5360.c
> @@ -521,7 +521,7 @@ static int ad5360_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad5360_remove(struct spi_device *spi)
> +static void ad5360_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad5360_state *st = iio_priv(indio_dev);
> @@ -531,8 +531,6 @@ static int ad5360_remove(struct spi_device *spi)
> kfree(indio_dev->channels);
>
> regulator_bulk_disable(st->chip_info->num_vrefs, st->vref_reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5360_ids[] = {
> diff --git a/drivers/iio/dac/ad5380.c b/drivers/iio/dac/ad5380.c
> index e38860a6a9f3..82e1d9bd773e 100644
> --- a/drivers/iio/dac/ad5380.c
> +++ b/drivers/iio/dac/ad5380.c
> @@ -488,11 +488,9 @@ static int ad5380_spi_probe(struct spi_device *spi)
> return ad5380_probe(&spi->dev, regmap, id->driver_data, id->name);
> }
>
> -static int ad5380_spi_remove(struct spi_device *spi)
> +static void ad5380_spi_remove(struct spi_device *spi)
> {
> ad5380_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5380_spi_ids[] = {
> diff --git a/drivers/iio/dac/ad5446.c b/drivers/iio/dac/ad5446.c
> index 1c9b54c012a7..14cfabacbea5 100644
> --- a/drivers/iio/dac/ad5446.c
> +++ b/drivers/iio/dac/ad5446.c
> @@ -491,11 +491,9 @@ static int ad5446_spi_probe(struct spi_device *spi)
> &ad5446_spi_chip_info[id->driver_data]);
> }
>
> -static int ad5446_spi_remove(struct spi_device *spi)
> +static void ad5446_spi_remove(struct spi_device *spi)
> {
> ad5446_remove(&spi->dev);
> -
> - return 0;
> }
>
> static struct spi_driver ad5446_spi_driver = {
> diff --git a/drivers/iio/dac/ad5449.c b/drivers/iio/dac/ad5449.c
> index f5e93c6acc9d..bad9bdaafa94 100644
> --- a/drivers/iio/dac/ad5449.c
> +++ b/drivers/iio/dac/ad5449.c
> @@ -330,7 +330,7 @@ static int ad5449_spi_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad5449_spi_remove(struct spi_device *spi)
> +static void ad5449_spi_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad5449 *st = iio_priv(indio_dev);
> @@ -338,8 +338,6 @@ static int ad5449_spi_remove(struct spi_device *spi)
> iio_device_unregister(indio_dev);
>
> regulator_bulk_disable(st->chip_info->num_channels, st->vref_reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5449_spi_ids[] = {
> diff --git a/drivers/iio/dac/ad5504.c b/drivers/iio/dac/ad5504.c
> index b631261efa97..8507573aa13e 100644
> --- a/drivers/iio/dac/ad5504.c
> +++ b/drivers/iio/dac/ad5504.c
> @@ -336,7 +336,7 @@ static int ad5504_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad5504_remove(struct spi_device *spi)
> +static void ad5504_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad5504_state *st = iio_priv(indio_dev);
> @@ -345,8 +345,6 @@ static int ad5504_remove(struct spi_device *spi)
>
> if (!IS_ERR(st->reg))
> regulator_disable(st->reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5504_id[] = {
> diff --git a/drivers/iio/dac/ad5592r.c b/drivers/iio/dac/ad5592r.c
> index 6bfd7951e18c..0f7abfa75bec 100644
> --- a/drivers/iio/dac/ad5592r.c
> +++ b/drivers/iio/dac/ad5592r.c
> @@ -130,11 +130,9 @@ static int ad5592r_spi_probe(struct spi_device *spi)
> return ad5592r_probe(&spi->dev, id->name, &ad5592r_rw_ops);
> }
>
> -static int ad5592r_spi_remove(struct spi_device *spi)
> +static void ad5592r_spi_remove(struct spi_device *spi)
> {
> ad5592r_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5592r_spi_ids[] = {
> diff --git a/drivers/iio/dac/ad5624r_spi.c b/drivers/iio/dac/ad5624r_spi.c
> index 3c98941b9f99..371e812850eb 100644
> --- a/drivers/iio/dac/ad5624r_spi.c
> +++ b/drivers/iio/dac/ad5624r_spi.c
> @@ -293,7 +293,7 @@ static int ad5624r_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad5624r_remove(struct spi_device *spi)
> +static void ad5624r_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad5624r_state *st = iio_priv(indio_dev);
> @@ -301,8 +301,6 @@ static int ad5624r_remove(struct spi_device *spi)
> iio_device_unregister(indio_dev);
> if (!IS_ERR(st->reg))
> regulator_disable(st->reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5624r_id[] = {
> diff --git a/drivers/iio/dac/ad5686-spi.c b/drivers/iio/dac/ad5686-spi.c
> index 2628810fdbb1..d26fb29b6b04 100644
> --- a/drivers/iio/dac/ad5686-spi.c
> +++ b/drivers/iio/dac/ad5686-spi.c
> @@ -95,11 +95,9 @@ static int ad5686_spi_probe(struct spi_device *spi)
> ad5686_spi_write, ad5686_spi_read);
> }
>
> -static int ad5686_spi_remove(struct spi_device *spi)
> +static void ad5686_spi_remove(struct spi_device *spi)
> {
> ad5686_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5686_spi_id[] = {
> diff --git a/drivers/iio/dac/ad5761.c b/drivers/iio/dac/ad5761.c
> index e37e095e94fc..4cb8471db81e 100644
> --- a/drivers/iio/dac/ad5761.c
> +++ b/drivers/iio/dac/ad5761.c
> @@ -394,7 +394,7 @@ static int ad5761_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad5761_remove(struct spi_device *spi)
> +static void ad5761_remove(struct spi_device *spi)
> {
> struct iio_dev *iio_dev = spi_get_drvdata(spi);
> struct ad5761_state *st = iio_priv(iio_dev);
> @@ -403,8 +403,6 @@ static int ad5761_remove(struct spi_device *spi)
>
> if (!IS_ERR_OR_NULL(st->vref_reg))
> regulator_disable(st->vref_reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5761_id[] = {
> diff --git a/drivers/iio/dac/ad5764.c b/drivers/iio/dac/ad5764.c
> index ae089b9145cb..d235a8047ba0 100644
> --- a/drivers/iio/dac/ad5764.c
> +++ b/drivers/iio/dac/ad5764.c
> @@ -332,7 +332,7 @@ static int ad5764_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad5764_remove(struct spi_device *spi)
> +static void ad5764_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad5764_state *st = iio_priv(indio_dev);
> @@ -341,8 +341,6 @@ static int ad5764_remove(struct spi_device *spi)
>
> if (st->chip_info->int_vref == 0)
> regulator_bulk_disable(ARRAY_SIZE(st->vref_reg), st->vref_reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5764_ids[] = {
> diff --git a/drivers/iio/dac/ad5791.c b/drivers/iio/dac/ad5791.c
> index 7b4579d73d18..2b14914b4050 100644
> --- a/drivers/iio/dac/ad5791.c
> +++ b/drivers/iio/dac/ad5791.c
> @@ -428,7 +428,7 @@ static int ad5791_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad5791_remove(struct spi_device *spi)
> +static void ad5791_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad5791_state *st = iio_priv(indio_dev);
> @@ -439,8 +439,6 @@ static int ad5791_remove(struct spi_device *spi)
>
> if (!IS_ERR(st->reg_vss))
> regulator_disable(st->reg_vss);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad5791_id[] = {
> diff --git a/drivers/iio/dac/ad8801.c b/drivers/iio/dac/ad8801.c
> index 5ecfdad54dec..6be35c92d435 100644
> --- a/drivers/iio/dac/ad8801.c
> +++ b/drivers/iio/dac/ad8801.c
> @@ -193,7 +193,7 @@ static int ad8801_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ad8801_remove(struct spi_device *spi)
> +static void ad8801_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ad8801_state *state = iio_priv(indio_dev);
> @@ -202,8 +202,6 @@ static int ad8801_remove(struct spi_device *spi)
> if (state->vrefl_reg)
> regulator_disable(state->vrefl_reg);
> regulator_disable(state->vrefh_reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ad8801_ids[] = {
> diff --git a/drivers/iio/dac/ltc1660.c b/drivers/iio/dac/ltc1660.c
> index f6ec9bf5815e..c76233c9bb72 100644
> --- a/drivers/iio/dac/ltc1660.c
> +++ b/drivers/iio/dac/ltc1660.c
> @@ -206,15 +206,13 @@ static int ltc1660_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ltc1660_remove(struct spi_device *spi)
> +static void ltc1660_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ltc1660_priv *priv = iio_priv(indio_dev);
>
> iio_device_unregister(indio_dev);
> regulator_disable(priv->vref_reg);
> -
> - return 0;
> }
>
> static const struct of_device_id ltc1660_dt_ids[] = {
> diff --git a/drivers/iio/dac/ltc2632.c b/drivers/iio/dac/ltc2632.c
> index 53e4b887d372..aed46c80757e 100644
> --- a/drivers/iio/dac/ltc2632.c
> +++ b/drivers/iio/dac/ltc2632.c
> @@ -372,7 +372,7 @@ static int ltc2632_probe(struct spi_device *spi)
> return iio_device_register(indio_dev);
> }
>
> -static int ltc2632_remove(struct spi_device *spi)
> +static void ltc2632_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ltc2632_state *st = iio_priv(indio_dev);
> @@ -381,8 +381,6 @@ static int ltc2632_remove(struct spi_device *spi)
>
> if (st->vref_reg)
> regulator_disable(st->vref_reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id ltc2632_id[] = {
> diff --git a/drivers/iio/dac/mcp4922.c b/drivers/iio/dac/mcp4922.c
> index 0ae414ee1716..cb9e60e71b91 100644
> --- a/drivers/iio/dac/mcp4922.c
> +++ b/drivers/iio/dac/mcp4922.c
> @@ -172,7 +172,7 @@ static int mcp4922_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int mcp4922_remove(struct spi_device *spi)
> +static void mcp4922_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct mcp4922_state *state;
> @@ -180,8 +180,6 @@ static int mcp4922_remove(struct spi_device *spi)
> iio_device_unregister(indio_dev);
> state = iio_priv(indio_dev);
> regulator_disable(state->vref_reg);
> -
> - return 0;
> }
>
> static const struct spi_device_id mcp4922_id[] = {
> diff --git a/drivers/iio/dac/ti-dac082s085.c b/drivers/iio/dac/ti-dac082s085.c
> index 6beda2193683..4e1156e6deb2 100644
> --- a/drivers/iio/dac/ti-dac082s085.c
> +++ b/drivers/iio/dac/ti-dac082s085.c
> @@ -313,7 +313,7 @@ static int ti_dac_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ti_dac_remove(struct spi_device *spi)
> +static void ti_dac_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ti_dac_chip *ti_dac = iio_priv(indio_dev);
> @@ -321,8 +321,6 @@ static int ti_dac_remove(struct spi_device *spi)
> iio_device_unregister(indio_dev);
> mutex_destroy(&ti_dac->lock);
> regulator_disable(ti_dac->vref);
> -
> - return 0;
> }
>
> static const struct of_device_id ti_dac_of_id[] = {
> diff --git a/drivers/iio/dac/ti-dac7311.c b/drivers/iio/dac/ti-dac7311.c
> index 99f275829ec2..e10d17e60ed3 100644
> --- a/drivers/iio/dac/ti-dac7311.c
> +++ b/drivers/iio/dac/ti-dac7311.c
> @@ -292,7 +292,7 @@ static int ti_dac_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ti_dac_remove(struct spi_device *spi)
> +static void ti_dac_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct ti_dac_chip *ti_dac = iio_priv(indio_dev);
> @@ -300,7 +300,6 @@ static int ti_dac_remove(struct spi_device *spi)
> iio_device_unregister(indio_dev);
> mutex_destroy(&ti_dac->lock);
> regulator_disable(ti_dac->vref);
> - return 0;
> }
>
> static const struct of_device_id ti_dac_of_id[] = {
> diff --git a/drivers/iio/frequency/adf4350.c b/drivers/iio/frequency/adf4350.c
> index 3d9eba716b69..f3521330f6fb 100644
> --- a/drivers/iio/frequency/adf4350.c
> +++ b/drivers/iio/frequency/adf4350.c
> @@ -589,7 +589,7 @@ static int adf4350_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int adf4350_remove(struct spi_device *spi)
> +static void adf4350_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct adf4350_state *st = iio_priv(indio_dev);
> @@ -604,8 +604,6 @@ static int adf4350_remove(struct spi_device *spi)
>
> if (!IS_ERR(reg))
> regulator_disable(reg);
> -
> - return 0;
> }
>
> static const struct of_device_id adf4350_of_match[] = {
> diff --git a/drivers/iio/gyro/bmg160_spi.c b/drivers/iio/gyro/bmg160_spi.c
> index 745962e1e423..fc2e453527b9 100644
> --- a/drivers/iio/gyro/bmg160_spi.c
> +++ b/drivers/iio/gyro/bmg160_spi.c
> @@ -27,11 +27,9 @@ static int bmg160_spi_probe(struct spi_device *spi)
> return bmg160_core_probe(&spi->dev, regmap, spi->irq, id->name);
> }
>
> -static int bmg160_spi_remove(struct spi_device *spi)
> +static void bmg160_spi_remove(struct spi_device *spi)
> {
> bmg160_core_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id bmg160_spi_id[] = {
> diff --git a/drivers/iio/gyro/fxas21002c_spi.c b/drivers/iio/gyro/fxas21002c_spi.c
> index 77ceebef4e34..c3ac169facf9 100644
> --- a/drivers/iio/gyro/fxas21002c_spi.c
> +++ b/drivers/iio/gyro/fxas21002c_spi.c
> @@ -34,11 +34,9 @@ static int fxas21002c_spi_probe(struct spi_device *spi)
> return fxas21002c_core_probe(&spi->dev, regmap, spi->irq, id->name);
> }
>
> -static int fxas21002c_spi_remove(struct spi_device *spi)
> +static void fxas21002c_spi_remove(struct spi_device *spi)
> {
> fxas21002c_core_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id fxas21002c_spi_id[] = {
> diff --git a/drivers/iio/health/afe4403.c b/drivers/iio/health/afe4403.c
> index 273f16dcaff8..856ec901b091 100644
> --- a/drivers/iio/health/afe4403.c
> +++ b/drivers/iio/health/afe4403.c
> @@ -570,7 +570,7 @@ static int afe4403_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int afe4403_remove(struct spi_device *spi)
> +static void afe4403_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> struct afe4403_data *afe = iio_priv(indio_dev);
> @@ -586,8 +586,6 @@ static int afe4403_remove(struct spi_device *spi)
> ret = regulator_disable(afe->regulator);
> if (ret)
> dev_warn(afe->dev, "Unable to disable regulator\n");
> -
> - return 0;
> }
>
> static const struct spi_device_id afe4403_ids[] = {
> diff --git a/drivers/iio/magnetometer/bmc150_magn_spi.c b/drivers/iio/magnetometer/bmc150_magn_spi.c
> index c6ed3ea8460a..4c570412d65c 100644
> --- a/drivers/iio/magnetometer/bmc150_magn_spi.c
> +++ b/drivers/iio/magnetometer/bmc150_magn_spi.c
> @@ -29,11 +29,9 @@ static int bmc150_magn_spi_probe(struct spi_device *spi)
> return bmc150_magn_probe(&spi->dev, regmap, spi->irq, id->name);
> }
>
> -static int bmc150_magn_spi_remove(struct spi_device *spi)
> +static void bmc150_magn_spi_remove(struct spi_device *spi)
> {
> bmc150_magn_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id bmc150_magn_spi_id[] = {
> diff --git a/drivers/iio/magnetometer/hmc5843_spi.c b/drivers/iio/magnetometer/hmc5843_spi.c
> index 89cf59a62c28..a99dd9b33e95 100644
> --- a/drivers/iio/magnetometer/hmc5843_spi.c
> +++ b/drivers/iio/magnetometer/hmc5843_spi.c
> @@ -74,11 +74,9 @@ static int hmc5843_spi_probe(struct spi_device *spi)
> id->driver_data, id->name);
> }
>
> -static int hmc5843_spi_remove(struct spi_device *spi)
> +static void hmc5843_spi_remove(struct spi_device *spi)
> {
> hmc5843_common_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id hmc5843_id[] = {
> diff --git a/drivers/iio/potentiometer/max5487.c b/drivers/iio/potentiometer/max5487.c
> index 007c2bd324cb..42723c996c9f 100644
> --- a/drivers/iio/potentiometer/max5487.c
> +++ b/drivers/iio/potentiometer/max5487.c
> @@ -112,7 +112,7 @@ static int max5487_spi_probe(struct spi_device *spi)
> return iio_device_register(indio_dev);
> }
>
> -static int max5487_spi_remove(struct spi_device *spi)
> +static void max5487_spi_remove(struct spi_device *spi)
> {
> struct iio_dev *indio_dev = spi_get_drvdata(spi);
> int ret;
> @@ -123,8 +123,6 @@ static int max5487_spi_remove(struct spi_device *spi)
> ret = max5487_write_cmd(spi, MAX5487_COPY_AB_TO_NV);
> if (ret)
> dev_warn(&spi->dev, "Failed to save wiper regs to NV regs\n");
> -
> - return 0;
> }
>
> static const struct spi_device_id max5487_id[] = {
> diff --git a/drivers/iio/pressure/ms5611_spi.c b/drivers/iio/pressure/ms5611_spi.c
> index 9fa2dcd71760..7ccd960ced5d 100644
> --- a/drivers/iio/pressure/ms5611_spi.c
> +++ b/drivers/iio/pressure/ms5611_spi.c
> @@ -107,11 +107,9 @@ static int ms5611_spi_probe(struct spi_device *spi)
> spi_get_device_id(spi)->driver_data);
> }
>
> -static int ms5611_spi_remove(struct spi_device *spi)
> +static void ms5611_spi_remove(struct spi_device *spi)
> {
> ms5611_remove(spi_get_drvdata(spi));
> -
> - return 0;
> }
>
> static const struct of_device_id ms5611_spi_matches[] = {
> diff --git a/drivers/iio/pressure/zpa2326_spi.c b/drivers/iio/pressure/zpa2326_spi.c
> index 85201a4bae44..ee8ed77536ca 100644
> --- a/drivers/iio/pressure/zpa2326_spi.c
> +++ b/drivers/iio/pressure/zpa2326_spi.c
> @@ -57,11 +57,9 @@ static int zpa2326_probe_spi(struct spi_device *spi)
> spi->irq, ZPA2326_DEVICE_ID, regmap);
> }
>
> -static int zpa2326_remove_spi(struct spi_device *spi)
> +static void zpa2326_remove_spi(struct spi_device *spi)
> {
> zpa2326_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id zpa2326_spi_ids[] = {
> diff --git a/drivers/input/keyboard/applespi.c b/drivers/input/keyboard/applespi.c
> index eda1b23002b5..d1f5354d5ea2 100644
> --- a/drivers/input/keyboard/applespi.c
> +++ b/drivers/input/keyboard/applespi.c
> @@ -1858,7 +1858,7 @@ static void applespi_drain_reads(struct applespi_data *applespi)
> spin_unlock_irqrestore(&applespi->cmd_msg_lock, flags);
> }
>
> -static int applespi_remove(struct spi_device *spi)
> +static void applespi_remove(struct spi_device *spi)
> {
> struct applespi_data *applespi = spi_get_drvdata(spi);
>
> @@ -1871,8 +1871,6 @@ static int applespi_remove(struct spi_device *spi)
> applespi_drain_reads(applespi);
>
> debugfs_remove_recursive(applespi->debugfs_root);
> -
> - return 0;
> }
>
> static void applespi_shutdown(struct spi_device *spi)
> diff --git a/drivers/input/misc/adxl34x-spi.c b/drivers/input/misc/adxl34x-spi.c
> index 6e51c9bc619f..91e44d4c66f7 100644
> --- a/drivers/input/misc/adxl34x-spi.c
> +++ b/drivers/input/misc/adxl34x-spi.c
> @@ -87,13 +87,11 @@ static int adxl34x_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int adxl34x_spi_remove(struct spi_device *spi)
> +static void adxl34x_spi_remove(struct spi_device *spi)
> {
> struct adxl34x *ac = spi_get_drvdata(spi);
>
> adxl34x_remove(ac);
> -
> - return 0;
> }
>
> static int __maybe_unused adxl34x_spi_suspend(struct device *dev)
> diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
> index a25a77dd9a32..bed68a68f330 100644
> --- a/drivers/input/touchscreen/ads7846.c
> +++ b/drivers/input/touchscreen/ads7846.c
> @@ -1411,13 +1411,11 @@ static int ads7846_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ads7846_remove(struct spi_device *spi)
> +static void ads7846_remove(struct spi_device *spi)
> {
> struct ads7846 *ts = spi_get_drvdata(spi);
>
> ads7846_stop(ts);
> -
> - return 0;
> }
>
> static struct spi_driver ads7846_driver = {
> diff --git a/drivers/input/touchscreen/cyttsp4_spi.c b/drivers/input/touchscreen/cyttsp4_spi.c
> index 2aec41eb76b7..5d7db84f2749 100644
> --- a/drivers/input/touchscreen/cyttsp4_spi.c
> +++ b/drivers/input/touchscreen/cyttsp4_spi.c
> @@ -164,12 +164,10 @@ static int cyttsp4_spi_probe(struct spi_device *spi)
> return PTR_ERR_OR_ZERO(ts);
> }
>
> -static int cyttsp4_spi_remove(struct spi_device *spi)
> +static void cyttsp4_spi_remove(struct spi_device *spi)
> {
> struct cyttsp4 *ts = spi_get_drvdata(spi);
> cyttsp4_remove(ts);
> -
> - return 0;
> }
>
> static struct spi_driver cyttsp4_spi_driver = {
> diff --git a/drivers/input/touchscreen/tsc2005.c b/drivers/input/touchscreen/tsc2005.c
> index a2f55920b9b2..555dfe98b3c4 100644
> --- a/drivers/input/touchscreen/tsc2005.c
> +++ b/drivers/input/touchscreen/tsc2005.c
> @@ -64,11 +64,9 @@ static int tsc2005_probe(struct spi_device *spi)
> tsc2005_cmd);
> }
>
> -static int tsc2005_remove(struct spi_device *spi)
> +static void tsc2005_remove(struct spi_device *spi)
> {
> tsc200x_remove(&spi->dev);
> -
> - return 0;
> }
>
> #ifdef CONFIG_OF
> diff --git a/drivers/leds/leds-cr0014114.c b/drivers/leds/leds-cr0014114.c
> index d03cfd3c0bfb..c87686bd7c18 100644
> --- a/drivers/leds/leds-cr0014114.c
> +++ b/drivers/leds/leds-cr0014114.c
> @@ -266,14 +266,12 @@ static int cr0014114_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int cr0014114_remove(struct spi_device *spi)
> +static void cr0014114_remove(struct spi_device *spi)
> {
> struct cr0014114 *priv = spi_get_drvdata(spi);
>
> cancel_delayed_work_sync(&priv->work);
> mutex_destroy(&priv->lock);
> -
> - return 0;
> }
>
> static const struct of_device_id cr0014114_dt_ids[] = {
> diff --git a/drivers/leds/leds-dac124s085.c b/drivers/leds/leds-dac124s085.c
> index 20dc9b9d7dea..cf5fb1195f87 100644
> --- a/drivers/leds/leds-dac124s085.c
> +++ b/drivers/leds/leds-dac124s085.c
> @@ -85,15 +85,13 @@ static int dac124s085_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int dac124s085_remove(struct spi_device *spi)
> +static void dac124s085_remove(struct spi_device *spi)
> {
> struct dac124s085 *dac = spi_get_drvdata(spi);
> int i;
>
> for (i = 0; i < ARRAY_SIZE(dac->leds); i++)
> led_classdev_unregister(&dac->leds[i].ldev);
> -
> - return 0;
> }
>
> static struct spi_driver dac124s085_driver = {
> diff --git a/drivers/leds/leds-el15203000.c b/drivers/leds/leds-el15203000.c
> index f9eb59a25570..7e7b617bcd56 100644
> --- a/drivers/leds/leds-el15203000.c
> +++ b/drivers/leds/leds-el15203000.c
> @@ -315,13 +315,11 @@ static int el15203000_probe(struct spi_device *spi)
> return el15203000_probe_dt(priv);
> }
>
> -static int el15203000_remove(struct spi_device *spi)
> +static void el15203000_remove(struct spi_device *spi)
> {
> struct el15203000 *priv = spi_get_drvdata(spi);
>
> mutex_destroy(&priv->lock);
> -
> - return 0;
> }
>
> static const struct of_device_id el15203000_dt_ids[] = {
> diff --git a/drivers/leds/leds-spi-byte.c b/drivers/leds/leds-spi-byte.c
> index f1964c96fb15..2bc5c99daf51 100644
> --- a/drivers/leds/leds-spi-byte.c
> +++ b/drivers/leds/leds-spi-byte.c
> @@ -130,13 +130,11 @@ static int spi_byte_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int spi_byte_remove(struct spi_device *spi)
> +static void spi_byte_remove(struct spi_device *spi)
> {
> struct spi_byte_led *led = spi_get_drvdata(spi);
>
> mutex_destroy(&led->mutex);
> -
> - return 0;
> }
>
> static struct spi_driver spi_byte_driver = {
> diff --git a/drivers/media/spi/cxd2880-spi.c b/drivers/media/spi/cxd2880-spi.c
> index 6f2a66bc87fb..6be4e5528879 100644
> --- a/drivers/media/spi/cxd2880-spi.c
> +++ b/drivers/media/spi/cxd2880-spi.c
> @@ -625,7 +625,7 @@ cxd2880_spi_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int
> +static void
> cxd2880_spi_remove(struct spi_device *spi)
> {
> struct cxd2880_dvb_spi *dvb_spi = spi_get_drvdata(spi);
> @@ -643,8 +643,6 @@ cxd2880_spi_remove(struct spi_device *spi)
>
> kfree(dvb_spi);
> pr_info("cxd2880_spi remove ok.\n");
> -
> - return 0;
> }
>
> static const struct spi_device_id cxd2880_spi_id[] = {
> diff --git a/drivers/media/spi/gs1662.c b/drivers/media/spi/gs1662.c
> index f86ef1ca1288..75c21a93e6d0 100644
> --- a/drivers/media/spi/gs1662.c
> +++ b/drivers/media/spi/gs1662.c
> @@ -458,13 +458,11 @@ static int gs_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int gs_remove(struct spi_device *spi)
> +static void gs_remove(struct spi_device *spi)
> {
> struct v4l2_subdev *sd = spi_get_drvdata(spi);
>
> v4l2_device_unregister_subdev(sd);
> -
> - return 0;
> }
>
> static struct spi_driver gs_driver = {
> diff --git a/drivers/media/tuners/msi001.c b/drivers/media/tuners/msi001.c
> index 44247049a319..ad6c72c1ed04 100644
> --- a/drivers/media/tuners/msi001.c
> +++ b/drivers/media/tuners/msi001.c
> @@ -472,7 +472,7 @@ static int msi001_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int msi001_remove(struct spi_device *spi)
> +static void msi001_remove(struct spi_device *spi)
> {
> struct v4l2_subdev *sd = spi_get_drvdata(spi);
> struct msi001_dev *dev = sd_to_msi001_dev(sd);
> @@ -486,7 +486,6 @@ static int msi001_remove(struct spi_device *spi)
> v4l2_device_unregister_subdev(&dev->sd);
> v4l2_ctrl_handler_free(&dev->hdl);
> kfree(dev);
> - return 0;
> }
>
> static const struct spi_device_id msi001_id_table[] = {
> diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c
> index 9fe06dda3782..03620c8efe34 100644
> --- a/drivers/mfd/arizona-spi.c
> +++ b/drivers/mfd/arizona-spi.c
> @@ -206,13 +206,11 @@ static int arizona_spi_probe(struct spi_device *spi)
> return arizona_dev_init(arizona);
> }
>
> -static int arizona_spi_remove(struct spi_device *spi)
> +static void arizona_spi_remove(struct spi_device *spi)
> {
> struct arizona *arizona = spi_get_drvdata(spi);
>
> arizona_dev_exit(arizona);
> -
> - return 0;
> }
>
> static const struct spi_device_id arizona_spi_ids[] = {
> diff --git a/drivers/mfd/da9052-spi.c b/drivers/mfd/da9052-spi.c
> index 5faf3766a5e2..b79a57b45c1e 100644
> --- a/drivers/mfd/da9052-spi.c
> +++ b/drivers/mfd/da9052-spi.c
> @@ -55,12 +55,11 @@ static int da9052_spi_probe(struct spi_device *spi)
> return da9052_device_init(da9052, id->driver_data);
> }
>
> -static int da9052_spi_remove(struct spi_device *spi)
> +static void da9052_spi_remove(struct spi_device *spi)
> {
> struct da9052 *da9052 = spi_get_drvdata(spi);
>
> da9052_device_exit(da9052);
> - return 0;
> }
>
> static const struct spi_device_id da9052_spi_id[] = {
> diff --git a/drivers/mfd/ezx-pcap.c b/drivers/mfd/ezx-pcap.c
> index 70fa18b04ad2..2280f756f422 100644
> --- a/drivers/mfd/ezx-pcap.c
> +++ b/drivers/mfd/ezx-pcap.c
> @@ -392,7 +392,7 @@ static int pcap_add_subdev(struct pcap_chip *pcap,
> return ret;
> }
>
> -static int ezx_pcap_remove(struct spi_device *spi)
> +static void ezx_pcap_remove(struct spi_device *spi)
> {
> struct pcap_chip *pcap = spi_get_drvdata(spi);
> unsigned long flags;
> @@ -412,8 +412,6 @@ static int ezx_pcap_remove(struct spi_device *spi)
> irq_set_chip_and_handler(i, NULL, NULL);
>
> destroy_workqueue(pcap->workqueue);
> -
> - return 0;
> }
>
> static int ezx_pcap_probe(struct spi_device *spi)
> diff --git a/drivers/mfd/madera-spi.c b/drivers/mfd/madera-spi.c
> index e860f5ff0933..da84eb50e53a 100644
> --- a/drivers/mfd/madera-spi.c
> +++ b/drivers/mfd/madera-spi.c
> @@ -112,13 +112,11 @@ static int madera_spi_probe(struct spi_device *spi)
> return madera_dev_init(madera);
> }
>
> -static int madera_spi_remove(struct spi_device *spi)
> +static void madera_spi_remove(struct spi_device *spi)
> {
> struct madera *madera = spi_get_drvdata(spi);
>
> madera_dev_exit(madera);
> -
> - return 0;
> }
>
> static const struct spi_device_id madera_spi_ids[] = {
> diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c
> index 4d8913d647e6..f803527e5819 100644
> --- a/drivers/mfd/mc13xxx-spi.c
> +++ b/drivers/mfd/mc13xxx-spi.c
> @@ -166,10 +166,9 @@ static int mc13xxx_spi_probe(struct spi_device *spi)
> return mc13xxx_common_init(&spi->dev);
> }
>
> -static int mc13xxx_spi_remove(struct spi_device *spi)
> +static void mc13xxx_spi_remove(struct spi_device *spi)
> {
> mc13xxx_common_exit(&spi->dev);
> - return 0;
> }
>
> static struct spi_driver mc13xxx_spi_driver = {
> diff --git a/drivers/mfd/rsmu_spi.c b/drivers/mfd/rsmu_spi.c
> index fec2b4ec477c..d2f3d8f1e05a 100644
> --- a/drivers/mfd/rsmu_spi.c
> +++ b/drivers/mfd/rsmu_spi.c
> @@ -220,13 +220,11 @@ static int rsmu_spi_probe(struct spi_device *client)
> return rsmu_core_init(rsmu);
> }
>
> -static int rsmu_spi_remove(struct spi_device *client)
> +static void rsmu_spi_remove(struct spi_device *client)
> {
> struct rsmu_ddata *rsmu = spi_get_drvdata(client);
>
> rsmu_core_exit(rsmu);
> -
> - return 0;
> }
>
> static const struct spi_device_id rsmu_spi_id[] = {
> diff --git a/drivers/mfd/stmpe-spi.c b/drivers/mfd/stmpe-spi.c
> index 6c5915016be5..ad8055a0e286 100644
> --- a/drivers/mfd/stmpe-spi.c
> +++ b/drivers/mfd/stmpe-spi.c
> @@ -102,13 +102,11 @@ stmpe_spi_probe(struct spi_device *spi)
> return stmpe_probe(&spi_ci, id->driver_data);
> }
>
> -static int stmpe_spi_remove(struct spi_device *spi)
> +static void stmpe_spi_remove(struct spi_device *spi)
> {
> struct stmpe *stmpe = spi_get_drvdata(spi);
>
> stmpe_remove(stmpe);
> -
> - return 0;
> }
>
> static const struct of_device_id stmpe_spi_of_match[] = {
> diff --git a/drivers/mfd/tps65912-spi.c b/drivers/mfd/tps65912-spi.c
> index d701926aa46e..bba38fbc781d 100644
> --- a/drivers/mfd/tps65912-spi.c
> +++ b/drivers/mfd/tps65912-spi.c
> @@ -50,13 +50,11 @@ static int tps65912_spi_probe(struct spi_device *spi)
> return tps65912_device_init(tps);
> }
>
> -static int tps65912_spi_remove(struct spi_device *spi)
> +static void tps65912_spi_remove(struct spi_device *spi)
> {
> struct tps65912 *tps = spi_get_drvdata(spi);
>
> tps65912_device_exit(tps);
> -
> - return 0;
> }
>
> static const struct spi_device_id tps65912_spi_id_table[] = {
> diff --git a/drivers/misc/ad525x_dpot-spi.c b/drivers/misc/ad525x_dpot-spi.c
> index a9e75d80ad36..263055bda48b 100644
> --- a/drivers/misc/ad525x_dpot-spi.c
> +++ b/drivers/misc/ad525x_dpot-spi.c
> @@ -90,10 +90,9 @@ static int ad_dpot_spi_probe(struct spi_device *spi)
> spi_get_device_id(spi)->name);
> }
>
> -static int ad_dpot_spi_remove(struct spi_device *spi)
> +static void ad_dpot_spi_remove(struct spi_device *spi)
> {
> ad_dpot_remove(&spi->dev);
> - return 0;
> }
>
> static const struct spi_device_id ad_dpot_spi_id[] = {
> diff --git a/drivers/misc/eeprom/eeprom_93xx46.c b/drivers/misc/eeprom/eeprom_93xx46.c
> index 1f15399e5cb4..b630625b3024 100644
> --- a/drivers/misc/eeprom/eeprom_93xx46.c
> +++ b/drivers/misc/eeprom/eeprom_93xx46.c
> @@ -555,14 +555,12 @@ static int eeprom_93xx46_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int eeprom_93xx46_remove(struct spi_device *spi)
> +static void eeprom_93xx46_remove(struct spi_device *spi)
> {
> struct eeprom_93xx46_dev *edev = spi_get_drvdata(spi);
>
> if (!(edev->pdata->flags & EE_READONLY))
> device_remove_file(&spi->dev, &dev_attr_erase);
> -
> - return 0;
> }
>
> static struct spi_driver eeprom_93xx46_driver = {
> diff --git a/drivers/misc/lattice-ecp3-config.c b/drivers/misc/lattice-ecp3-config.c
> index 98828030b5a4..bac4df2e5231 100644
> --- a/drivers/misc/lattice-ecp3-config.c
> +++ b/drivers/misc/lattice-ecp3-config.c
> @@ -211,13 +211,11 @@ static int lattice_ecp3_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int lattice_ecp3_remove(struct spi_device *spi)
> +static void lattice_ecp3_remove(struct spi_device *spi)
> {
> struct fpga_data *data = spi_get_drvdata(spi);
>
> wait_for_completion(&data->fw_loaded);
> -
> - return 0;
> }
>
> static const struct spi_device_id lattice_ecp3_id[] = {
> diff --git a/drivers/misc/lis3lv02d/lis3lv02d_spi.c b/drivers/misc/lis3lv02d/lis3lv02d_spi.c
> index 9e40dfb60742..203a108b8883 100644
> --- a/drivers/misc/lis3lv02d/lis3lv02d_spi.c
> +++ b/drivers/misc/lis3lv02d/lis3lv02d_spi.c
> @@ -96,15 +96,13 @@ static int lis302dl_spi_probe(struct spi_device *spi)
> return lis3lv02d_init_device(&lis3_dev);
> }
>
> -static int lis302dl_spi_remove(struct spi_device *spi)
> +static void lis302dl_spi_remove(struct spi_device *spi)
> {
> struct lis3lv02d *lis3 = spi_get_drvdata(spi);
> lis3lv02d_joystick_disable(lis3);
> lis3lv02d_poweroff(lis3);
>
> lis3lv02d_remove_fs(&lis3_dev);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c
> index a576181e9db0..106dd204b1a7 100644
> --- a/drivers/mmc/host/mmc_spi.c
> +++ b/drivers/mmc/host/mmc_spi.c
> @@ -1489,7 +1489,7 @@ static int mmc_spi_probe(struct spi_device *spi)
> }
>
>
> -static int mmc_spi_remove(struct spi_device *spi)
> +static void mmc_spi_remove(struct spi_device *spi)
> {
> struct mmc_host *mmc = dev_get_drvdata(&spi->dev);
> struct mmc_spi_host *host = mmc_priv(mmc);
> @@ -1507,7 +1507,6 @@ static int mmc_spi_remove(struct spi_device *spi)
> spi->max_speed_hz = mmc->f_max;
> mmc_spi_put_pdata(spi);
> mmc_free_host(mmc);
> - return 0;
> }
>
> static const struct spi_device_id mmc_spi_dev_ids[] = {
> diff --git a/drivers/mtd/devices/mchp23k256.c b/drivers/mtd/devices/mchp23k256.c
> index a8b31bddf14b..008df9d8898d 100644
> --- a/drivers/mtd/devices/mchp23k256.c
> +++ b/drivers/mtd/devices/mchp23k256.c
> @@ -209,13 +209,11 @@ static int mchp23k256_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int mchp23k256_remove(struct spi_device *spi)
> +static void mchp23k256_remove(struct spi_device *spi)
> {
> struct mchp23k256_flash *flash = spi_get_drvdata(spi);
>
> WARN_ON(mtd_device_unregister(&flash->mtd));
> -
> - return 0;
> }
>
> static const struct of_device_id mchp23k256_of_table[] = {
> diff --git a/drivers/mtd/devices/mchp48l640.c b/drivers/mtd/devices/mchp48l640.c
> index 231a10790196..a3fd426df74b 100644
> --- a/drivers/mtd/devices/mchp48l640.c
> +++ b/drivers/mtd/devices/mchp48l640.c
> @@ -341,13 +341,11 @@ static int mchp48l640_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int mchp48l640_remove(struct spi_device *spi)
> +static void mchp48l640_remove(struct spi_device *spi)
> {
> struct mchp48l640_flash *flash = spi_get_drvdata(spi);
>
> WARN_ON(mtd_device_unregister(&flash->mtd));
> -
> - return 0;
> }
>
> static const struct of_device_id mchp48l640_of_table[] = {
> diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c
> index 734878abaa23..134e27328597 100644
> --- a/drivers/mtd/devices/mtd_dataflash.c
> +++ b/drivers/mtd/devices/mtd_dataflash.c
> @@ -916,7 +916,7 @@ static int dataflash_probe(struct spi_device *spi)
> return status;
> }
>
> -static int dataflash_remove(struct spi_device *spi)
> +static void dataflash_remove(struct spi_device *spi)
> {
> struct dataflash *flash = spi_get_drvdata(spi);
>
> @@ -925,8 +925,6 @@ static int dataflash_remove(struct spi_device *spi)
> WARN_ON(mtd_device_unregister(&flash->mtd));
>
> kfree(flash);
> -
> - return 0;
> }
>
> static struct spi_driver dataflash_driver = {
> diff --git a/drivers/mtd/devices/sst25l.c b/drivers/mtd/devices/sst25l.c
> index 7f124c1bfa40..8813994ce9f4 100644
> --- a/drivers/mtd/devices/sst25l.c
> +++ b/drivers/mtd/devices/sst25l.c
> @@ -398,13 +398,11 @@ static int sst25l_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int sst25l_remove(struct spi_device *spi)
> +static void sst25l_remove(struct spi_device *spi)
> {
> struct sst25l_flash *flash = spi_get_drvdata(spi);
>
> WARN_ON(mtd_device_unregister(&flash->mtd));
> -
> - return 0;
> }
>
> static struct spi_driver sst25l_driver = {
> diff --git a/drivers/net/can/m_can/tcan4x5x-core.c b/drivers/net/can/m_can/tcan4x5x-core.c
> index 04687b15b250..41645a24384c 100644
> --- a/drivers/net/can/m_can/tcan4x5x-core.c
> +++ b/drivers/net/can/m_can/tcan4x5x-core.c
> @@ -388,7 +388,7 @@ static int tcan4x5x_can_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int tcan4x5x_can_remove(struct spi_device *spi)
> +static void tcan4x5x_can_remove(struct spi_device *spi)
> {
> struct tcan4x5x_priv *priv = spi_get_drvdata(spi);
>
> @@ -397,8 +397,6 @@ static int tcan4x5x_can_remove(struct spi_device *spi)
> tcan4x5x_power_enable(priv->power, 0);
>
> m_can_class_free_dev(priv->cdev.net);
> -
> - return 0;
> }
>
> static const struct of_device_id tcan4x5x_of_match[] = {
> diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c
> index cfcc14fe3e42..664b8f14d7b0 100644
> --- a/drivers/net/can/spi/hi311x.c
> +++ b/drivers/net/can/spi/hi311x.c
> @@ -948,7 +948,7 @@ static int hi3110_can_probe(struct spi_device *spi)
> return dev_err_probe(dev, ret, "Probe failed\n");
> }
>
> -static int hi3110_can_remove(struct spi_device *spi)
> +static void hi3110_can_remove(struct spi_device *spi)
> {
> struct hi3110_priv *priv = spi_get_drvdata(spi);
> struct net_device *net = priv->net;
> @@ -960,8 +960,6 @@ static int hi3110_can_remove(struct spi_device *spi)
> clk_disable_unprepare(priv->clk);
>
> free_candev(net);
> -
> - return 0;
> }
>
> static int __maybe_unused hi3110_can_suspend(struct device *dev)
> diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c
> index 025e07cb7439..d23edaf22420 100644
> --- a/drivers/net/can/spi/mcp251x.c
> +++ b/drivers/net/can/spi/mcp251x.c
> @@ -1427,7 +1427,7 @@ static int mcp251x_can_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int mcp251x_can_remove(struct spi_device *spi)
> +static void mcp251x_can_remove(struct spi_device *spi)
> {
> struct mcp251x_priv *priv = spi_get_drvdata(spi);
> struct net_device *net = priv->net;
> @@ -1442,8 +1442,6 @@ static int mcp251x_can_remove(struct spi_device *spi)
> clk_disable_unprepare(priv->clk);
>
> free_candev(net);
> -
> - return 0;
> }
>
> static int __maybe_unused mcp251x_can_suspend(struct device *dev)
> diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
> index b5986df6eca0..65c9b31666a6 100644
> --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
> +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
> @@ -1966,7 +1966,7 @@ static int mcp251xfd_probe(struct spi_device *spi)
> return err;
> }
>
> -static int mcp251xfd_remove(struct spi_device *spi)
> +static void mcp251xfd_remove(struct spi_device *spi)
> {
> struct mcp251xfd_priv *priv = spi_get_drvdata(spi);
> struct net_device *ndev = priv->ndev;
> @@ -1975,8 +1975,6 @@ static int mcp251xfd_remove(struct spi_device *spi)
> mcp251xfd_unregister(priv);
> spi->max_speed_hz = priv->spi_max_speed_hz_orig;
> free_candev(ndev);
> -
> - return 0;
> }
>
> static int __maybe_unused mcp251xfd_runtime_suspend(struct device *device)
> diff --git a/drivers/net/dsa/b53/b53_spi.c b/drivers/net/dsa/b53/b53_spi.c
> index 2b88f03e5252..0e54b2a0c211 100644
> --- a/drivers/net/dsa/b53/b53_spi.c
> +++ b/drivers/net/dsa/b53/b53_spi.c
> @@ -314,7 +314,7 @@ static int b53_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int b53_spi_remove(struct spi_device *spi)
> +static void b53_spi_remove(struct spi_device *spi)
> {
> struct b53_device *dev = spi_get_drvdata(spi);
>
> @@ -322,8 +322,6 @@ static int b53_spi_remove(struct spi_device *spi)
> b53_switch_remove(dev);
>
> spi_set_drvdata(spi, NULL);
> -
> - return 0;
> }
>
> static void b53_spi_shutdown(struct spi_device *spi)
> diff --git a/drivers/net/dsa/microchip/ksz8795_spi.c b/drivers/net/dsa/microchip/ksz8795_spi.c
> index 866767b70d65..673589dc88ab 100644
> --- a/drivers/net/dsa/microchip/ksz8795_spi.c
> +++ b/drivers/net/dsa/microchip/ksz8795_spi.c
> @@ -87,7 +87,7 @@ static int ksz8795_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ksz8795_spi_remove(struct spi_device *spi)
> +static void ksz8795_spi_remove(struct spi_device *spi)
> {
> struct ksz_device *dev = spi_get_drvdata(spi);
>
> @@ -95,8 +95,6 @@ static int ksz8795_spi_remove(struct spi_device *spi)
> ksz_switch_remove(dev);
>
> spi_set_drvdata(spi, NULL);
> -
> - return 0;
> }
>
> static void ksz8795_spi_shutdown(struct spi_device *spi)
> diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c
> index e3cb0e6c9f6f..940bb9665f15 100644
> --- a/drivers/net/dsa/microchip/ksz9477_spi.c
> +++ b/drivers/net/dsa/microchip/ksz9477_spi.c
> @@ -65,7 +65,7 @@ static int ksz9477_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ksz9477_spi_remove(struct spi_device *spi)
> +static void ksz9477_spi_remove(struct spi_device *spi)
> {
> struct ksz_device *dev = spi_get_drvdata(spi);
>
> @@ -73,8 +73,6 @@ static int ksz9477_spi_remove(struct spi_device *spi)
> ksz_switch_remove(dev);
>
> spi_set_drvdata(spi, NULL);
> -
> - return 0;
> }
>
> static void ksz9477_spi_shutdown(struct spi_device *spi)
> diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c
> index b513713be610..c2a47c6693b8 100644
> --- a/drivers/net/dsa/sja1105/sja1105_main.c
> +++ b/drivers/net/dsa/sja1105/sja1105_main.c
> @@ -3346,18 +3346,16 @@ static int sja1105_probe(struct spi_device *spi)
> return dsa_register_switch(priv->ds);
> }
>
> -static int sja1105_remove(struct spi_device *spi)
> +static void sja1105_remove(struct spi_device *spi)
> {
> struct sja1105_private *priv = spi_get_drvdata(spi);
>
> if (!priv)
> - return 0;
> + return;
>
> dsa_unregister_switch(priv->ds);
>
> spi_set_drvdata(spi, NULL);
> -
> - return 0;
> }
>
> static void sja1105_shutdown(struct spi_device *spi)
> diff --git a/drivers/net/dsa/vitesse-vsc73xx-spi.c b/drivers/net/dsa/vitesse-vsc73xx-spi.c
> index 645398901e05..3110895358d8 100644
> --- a/drivers/net/dsa/vitesse-vsc73xx-spi.c
> +++ b/drivers/net/dsa/vitesse-vsc73xx-spi.c
> @@ -159,18 +159,16 @@ static int vsc73xx_spi_probe(struct spi_device *spi)
> return vsc73xx_probe(&vsc_spi->vsc);
> }
>
> -static int vsc73xx_spi_remove(struct spi_device *spi)
> +static void vsc73xx_spi_remove(struct spi_device *spi)
> {
> struct vsc73xx_spi *vsc_spi = spi_get_drvdata(spi);
>
> if (!vsc_spi)
> - return 0;
> + return;
>
> vsc73xx_remove(&vsc_spi->vsc);
>
> spi_set_drvdata(spi, NULL);
> -
> - return 0;
> }
>
> static void vsc73xx_spi_shutdown(struct spi_device *spi)
> diff --git a/drivers/net/ethernet/asix/ax88796c_main.c b/drivers/net/ethernet/asix/ax88796c_main.c
> index e7a9f9863258..bf70481bb1ca 100644
> --- a/drivers/net/ethernet/asix/ax88796c_main.c
> +++ b/drivers/net/ethernet/asix/ax88796c_main.c
> @@ -1102,7 +1102,7 @@ static int ax88796c_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int ax88796c_remove(struct spi_device *spi)
> +static void ax88796c_remove(struct spi_device *spi)
> {
> struct ax88796c_device *ax_local = dev_get_drvdata(&spi->dev);
> struct net_device *ndev = ax_local->ndev;
> @@ -1112,8 +1112,6 @@ static int ax88796c_remove(struct spi_device *spi)
> netif_info(ax_local, probe, ndev, "removing network device %s %s\n",
> dev_driver_string(&spi->dev),
> dev_name(&spi->dev));
> -
> - return 0;
> }
>
> #ifdef CONFIG_OF
> diff --git a/drivers/net/ethernet/micrel/ks8851_spi.c b/drivers/net/ethernet/micrel/ks8851_spi.c
> index 0303e727e99f..d167d93e4c12 100644
> --- a/drivers/net/ethernet/micrel/ks8851_spi.c
> +++ b/drivers/net/ethernet/micrel/ks8851_spi.c
> @@ -452,11 +452,9 @@ static int ks8851_probe_spi(struct spi_device *spi)
> return ks8851_probe_common(netdev, dev, msg_enable);
> }
>
> -static int ks8851_remove_spi(struct spi_device *spi)
> +static void ks8851_remove_spi(struct spi_device *spi)
> {
> ks8851_remove_common(&spi->dev);
> -
> - return 0;
> }
>
> static const struct of_device_id ks8851_match_table[] = {
> diff --git a/drivers/net/ethernet/microchip/enc28j60.c b/drivers/net/ethernet/microchip/enc28j60.c
> index 634ac7649c43..db5a3edb4c3c 100644
> --- a/drivers/net/ethernet/microchip/enc28j60.c
> +++ b/drivers/net/ethernet/microchip/enc28j60.c
> @@ -1612,15 +1612,13 @@ static int enc28j60_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int enc28j60_remove(struct spi_device *spi)
> +static void enc28j60_remove(struct spi_device *spi)
> {
> struct enc28j60_net *priv = spi_get_drvdata(spi);
>
> unregister_netdev(priv->netdev);
> free_irq(spi->irq, priv);
> free_netdev(priv->netdev);
> -
> - return 0;
> }
>
> static const struct of_device_id enc28j60_dt_ids[] = {
> diff --git a/drivers/net/ethernet/microchip/encx24j600.c b/drivers/net/ethernet/microchip/encx24j600.c
> index b90efc80fb59..dc1840cb5b10 100644
> --- a/drivers/net/ethernet/microchip/encx24j600.c
> +++ b/drivers/net/ethernet/microchip/encx24j600.c
> @@ -1093,7 +1093,7 @@ static int encx24j600_spi_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int encx24j600_spi_remove(struct spi_device *spi)
> +static void encx24j600_spi_remove(struct spi_device *spi)
> {
> struct encx24j600_priv *priv = dev_get_drvdata(&spi->dev);
>
> @@ -1101,8 +1101,6 @@ static int encx24j600_spi_remove(struct spi_device *spi)
> kthread_stop(priv->kworker_task);
>
> free_netdev(priv->ndev);
> -
> - return 0;
> }
>
> static const struct spi_device_id encx24j600_spi_id_table[] = {
> diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c
> index 955cce644392..3c5494afd3c0 100644
> --- a/drivers/net/ethernet/qualcomm/qca_spi.c
> +++ b/drivers/net/ethernet/qualcomm/qca_spi.c
> @@ -1001,7 +1001,7 @@ qca_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int
> +static void
> qca_spi_remove(struct spi_device *spi)
> {
> struct net_device *qcaspi_devs = spi_get_drvdata(spi);
> @@ -1011,8 +1011,6 @@ qca_spi_remove(struct spi_device *spi)
>
> unregister_netdev(qcaspi_devs);
> free_netdev(qcaspi_devs);
> -
> - return 0;
> }
>
> static const struct spi_device_id qca_spi_id[] = {
> diff --git a/drivers/net/ethernet/vertexcom/mse102x.c b/drivers/net/ethernet/vertexcom/mse102x.c
> index 89a31783fbb4..25739b182ac7 100644
> --- a/drivers/net/ethernet/vertexcom/mse102x.c
> +++ b/drivers/net/ethernet/vertexcom/mse102x.c
> @@ -731,7 +731,7 @@ static int mse102x_probe_spi(struct spi_device *spi)
> return 0;
> }
>
> -static int mse102x_remove_spi(struct spi_device *spi)
> +static void mse102x_remove_spi(struct spi_device *spi)
> {
> struct mse102x_net *mse = dev_get_drvdata(&spi->dev);
> struct mse102x_net_spi *mses = to_mse102x_spi(mse);
> @@ -741,8 +741,6 @@ static int mse102x_remove_spi(struct spi_device *spi)
>
> mse102x_remove_device_debugfs(mses);
> unregister_netdev(mse->ndev);
> -
> - return 0;
> }
>
> static const struct of_device_id mse102x_match_table[] = {
> diff --git a/drivers/net/ethernet/wiznet/w5100-spi.c b/drivers/net/ethernet/wiznet/w5100-spi.c
> index 7779a36da3c8..7c52796273a4 100644
> --- a/drivers/net/ethernet/wiznet/w5100-spi.c
> +++ b/drivers/net/ethernet/wiznet/w5100-spi.c
> @@ -461,11 +461,9 @@ static int w5100_spi_probe(struct spi_device *spi)
> return w5100_probe(&spi->dev, ops, priv_size, mac, spi->irq, -EINVAL);
> }
>
> -static int w5100_spi_remove(struct spi_device *spi)
> +static void w5100_spi_remove(struct spi_device *spi)
> {
> w5100_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id w5100_spi_ids[] = {
> diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c
> index 7db9cbd0f5de..6afdf1622944 100644
> --- a/drivers/net/ieee802154/adf7242.c
> +++ b/drivers/net/ieee802154/adf7242.c
> @@ -1304,7 +1304,7 @@ static int adf7242_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int adf7242_remove(struct spi_device *spi)
> +static void adf7242_remove(struct spi_device *spi)
> {
> struct adf7242_local *lp = spi_get_drvdata(spi);
>
> @@ -1316,8 +1316,6 @@ static int adf7242_remove(struct spi_device *spi)
> ieee802154_unregister_hw(lp->hw);
> mutex_destroy(&lp->bmux);
> ieee802154_free_hw(lp->hw);
> -
> - return 0;
> }
>
> static const struct of_device_id adf7242_of_match[] = {
> diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
> index 7d67f41387f5..a4734323dc29 100644
> --- a/drivers/net/ieee802154/at86rf230.c
> +++ b/drivers/net/ieee802154/at86rf230.c
> @@ -1759,7 +1759,7 @@ static int at86rf230_probe(struct spi_device *spi)
> return rc;
> }
>
> -static int at86rf230_remove(struct spi_device *spi)
> +static void at86rf230_remove(struct spi_device *spi)
> {
> struct at86rf230_local *lp = spi_get_drvdata(spi);
>
> @@ -1769,8 +1769,6 @@ static int at86rf230_remove(struct spi_device *spi)
> ieee802154_free_hw(lp->hw);
> at86rf230_debugfs_remove();
> dev_dbg(&spi->dev, "unregistered at86rf230\n");
> -
> - return 0;
> }
>
> static const struct of_device_id at86rf230_of_match[] = {
> diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c
> index ece6ff6049f6..b499bbe4d48f 100644
> --- a/drivers/net/ieee802154/ca8210.c
> +++ b/drivers/net/ieee802154/ca8210.c
> @@ -831,7 +831,7 @@ static void ca8210_rx_done(struct cas_control *cas_ctl)
> finish:;
> }
>
> -static int ca8210_remove(struct spi_device *spi_device);
> +static void ca8210_remove(struct spi_device *spi_device);
>
> /**
> * ca8210_spi_transfer_complete() - Called when a single spi transfer has
> @@ -3048,7 +3048,7 @@ static void ca8210_test_interface_clear(struct ca8210_priv *priv)
> *
> * Return: 0 or linux error code
> */
> -static int ca8210_remove(struct spi_device *spi_device)
> +static void ca8210_remove(struct spi_device *spi_device)
> {
> struct ca8210_priv *priv;
> struct ca8210_platform_data *pdata;
> @@ -3088,8 +3088,6 @@ static int ca8210_remove(struct spi_device *spi_device)
> if (IS_ENABLED(CONFIG_IEEE802154_CA8210_DEBUGFS))
> ca8210_test_interface_clear(priv);
> }
> -
> - return 0;
> }
>
> /**
> diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
> index 89c046b204e0..1e1f40f628a0 100644
> --- a/drivers/net/ieee802154/cc2520.c
> +++ b/drivers/net/ieee802154/cc2520.c
> @@ -1213,7 +1213,7 @@ static int cc2520_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int cc2520_remove(struct spi_device *spi)
> +static void cc2520_remove(struct spi_device *spi)
> {
> struct cc2520_private *priv = spi_get_drvdata(spi);
>
> @@ -1222,8 +1222,6 @@ static int cc2520_remove(struct spi_device *spi)
>
> ieee802154_unregister_hw(priv->hw);
> ieee802154_free_hw(priv->hw);
> -
> - return 0;
> }
>
> static const struct spi_device_id cc2520_ids[] = {
> diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c
> index 8dc04e2590b1..a3af52a8e6dd 100644
> --- a/drivers/net/ieee802154/mcr20a.c
> +++ b/drivers/net/ieee802154/mcr20a.c
> @@ -1335,7 +1335,7 @@ mcr20a_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int mcr20a_remove(struct spi_device *spi)
> +static void mcr20a_remove(struct spi_device *spi)
> {
> struct mcr20a_local *lp = spi_get_drvdata(spi);
>
> @@ -1343,8 +1343,6 @@ static int mcr20a_remove(struct spi_device *spi)
>
> ieee802154_unregister_hw(lp->hw);
> ieee802154_free_hw(lp->hw);
> -
> - return 0;
> }
>
> static const struct of_device_id mcr20a_of_match[] = {
> diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
> index ff83e00b77af..ee4cfbf2c5cc 100644
> --- a/drivers/net/ieee802154/mrf24j40.c
> +++ b/drivers/net/ieee802154/mrf24j40.c
> @@ -1356,7 +1356,7 @@ static int mrf24j40_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int mrf24j40_remove(struct spi_device *spi)
> +static void mrf24j40_remove(struct spi_device *spi)
> {
> struct mrf24j40 *devrec = spi_get_drvdata(spi);
>
> @@ -1366,8 +1366,6 @@ static int mrf24j40_remove(struct spi_device *spi)
> ieee802154_free_hw(devrec->hw);
> /* TODO: Will ieee802154_free_device() wait until ->xmit() is
> * complete? */
> -
> - return 0;
> }
>
> static const struct of_device_id mrf24j40_of_match[] = {
> diff --git a/drivers/net/phy/spi_ks8995.c b/drivers/net/phy/spi_ks8995.c
> index 8b5445a724ce..ff37f8ba6758 100644
> --- a/drivers/net/phy/spi_ks8995.c
> +++ b/drivers/net/phy/spi_ks8995.c
> @@ -517,7 +517,7 @@ static int ks8995_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ks8995_remove(struct spi_device *spi)
> +static void ks8995_remove(struct spi_device *spi)
> {
> struct ks8995_switch *ks = spi_get_drvdata(spi);
>
> @@ -526,8 +526,6 @@ static int ks8995_remove(struct spi_device *spi)
> /* assert reset */
> if (ks->pdata && gpio_is_valid(ks->pdata->reset_gpio))
> gpiod_set_value(gpio_to_desc(ks->pdata->reset_gpio), 1);
> -
> - return 0;
> }
>
> /* ------------------------------------------------------------------------ */
> diff --git a/drivers/net/wan/slic_ds26522.c b/drivers/net/wan/slic_ds26522.c
> index 8e3b1c717c10..6063552cea9b 100644
> --- a/drivers/net/wan/slic_ds26522.c
> +++ b/drivers/net/wan/slic_ds26522.c
> @@ -194,10 +194,9 @@ static int slic_ds26522_init_configure(struct spi_device *spi)
> return 0;
> }
>
> -static int slic_ds26522_remove(struct spi_device *spi)
> +static void slic_ds26522_remove(struct spi_device *spi)
> {
> pr_info("DS26522 module uninstalled\n");
> - return 0;
> }
>
> static int slic_ds26522_probe(struct spi_device *spi)
> diff --git a/drivers/net/wireless/intersil/p54/p54spi.c b/drivers/net/wireless/intersil/p54/p54spi.c
> index ab0fe8565851..f99b7ba69fc3 100644
> --- a/drivers/net/wireless/intersil/p54/p54spi.c
> +++ b/drivers/net/wireless/intersil/p54/p54spi.c
> @@ -669,7 +669,7 @@ static int p54spi_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int p54spi_remove(struct spi_device *spi)
> +static void p54spi_remove(struct spi_device *spi)
> {
> struct p54s_priv *priv = spi_get_drvdata(spi);
>
> @@ -684,8 +684,6 @@ static int p54spi_remove(struct spi_device *spi)
> mutex_destroy(&priv->mutex);
>
> p54_free_common(priv->hw);
> -
> - return 0;
> }
>
>
> diff --git a/drivers/net/wireless/marvell/libertas/if_spi.c b/drivers/net/wireless/marvell/libertas/if_spi.c
> index cd9f8ecf171f..ff1c7ec8c450 100644
> --- a/drivers/net/wireless/marvell/libertas/if_spi.c
> +++ b/drivers/net/wireless/marvell/libertas/if_spi.c
> @@ -1195,7 +1195,7 @@ static int if_spi_probe(struct spi_device *spi)
> return err;
> }
>
> -static int libertas_spi_remove(struct spi_device *spi)
> +static void libertas_spi_remove(struct spi_device *spi)
> {
> struct if_spi_card *card = spi_get_drvdata(spi);
> struct lbs_private *priv = card->priv;
> @@ -1212,8 +1212,6 @@ static int libertas_spi_remove(struct spi_device *spi)
> if (card->pdata->teardown)
> card->pdata->teardown(spi);
> free_if_spi_card(card);
> -
> - return 0;
> }
>
> static int if_spi_suspend(struct device *dev)
> diff --git a/drivers/net/wireless/microchip/wilc1000/spi.c b/drivers/net/wireless/microchip/wilc1000/spi.c
> index 2c2ed4b09efd..d2db52289399 100644
> --- a/drivers/net/wireless/microchip/wilc1000/spi.c
> +++ b/drivers/net/wireless/microchip/wilc1000/spi.c
> @@ -240,7 +240,7 @@ static int wilc_bus_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int wilc_bus_remove(struct spi_device *spi)
> +static void wilc_bus_remove(struct spi_device *spi)
> {
> struct wilc *wilc = spi_get_drvdata(spi);
> struct wilc_spi *spi_priv = wilc->bus_data;
> @@ -248,8 +248,6 @@ static int wilc_bus_remove(struct spi_device *spi)
> clk_disable_unprepare(wilc->rtc_clk);
> wilc_netdev_cleanup(wilc);
> kfree(spi_priv);
> -
> - return 0;
> }
>
> static const struct of_device_id wilc_of_match[] = {
> diff --git a/drivers/net/wireless/st/cw1200/cw1200_spi.c b/drivers/net/wireless/st/cw1200/cw1200_spi.c
> index 271ed2ce2d7f..fe0d220da44d 100644
> --- a/drivers/net/wireless/st/cw1200/cw1200_spi.c
> +++ b/drivers/net/wireless/st/cw1200/cw1200_spi.c
> @@ -423,7 +423,7 @@ static int cw1200_spi_probe(struct spi_device *func)
> }
>
> /* Disconnect Function to be called by SPI stack when device is disconnected */
> -static int cw1200_spi_disconnect(struct spi_device *func)
> +static void cw1200_spi_disconnect(struct spi_device *func)
> {
> struct hwbus_priv *self = spi_get_drvdata(func);
>
> @@ -435,8 +435,6 @@ static int cw1200_spi_disconnect(struct spi_device *func)
> }
> }
> cw1200_spi_off(dev_get_platdata(&func->dev));
> -
> - return 0;
> }
>
> static int __maybe_unused cw1200_spi_suspend(struct device *dev)
> diff --git a/drivers/net/wireless/ti/wl1251/spi.c b/drivers/net/wireless/ti/wl1251/spi.c
> index 5b894bd6237e..9df38726e8b0 100644
> --- a/drivers/net/wireless/ti/wl1251/spi.c
> +++ b/drivers/net/wireless/ti/wl1251/spi.c
> @@ -327,14 +327,12 @@ static int wl1251_spi_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int wl1251_spi_remove(struct spi_device *spi)
> +static void wl1251_spi_remove(struct spi_device *spi)
> {
> struct wl1251 *wl = spi_get_drvdata(spi);
>
> wl1251_free_hw(wl);
> regulator_disable(wl->vio);
> -
> - return 0;
> }
>
> static struct spi_driver wl1251_spi_driver = {
> diff --git a/drivers/net/wireless/ti/wlcore/spi.c b/drivers/net/wireless/ti/wlcore/spi.c
> index 354a7e1c3315..7eae1ec2eb2b 100644
> --- a/drivers/net/wireless/ti/wlcore/spi.c
> +++ b/drivers/net/wireless/ti/wlcore/spi.c
> @@ -546,13 +546,11 @@ static int wl1271_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int wl1271_remove(struct spi_device *spi)
> +static void wl1271_remove(struct spi_device *spi)
> {
> struct wl12xx_spi_glue *glue = spi_get_drvdata(spi);
>
> platform_device_unregister(glue->core);
> -
> - return 0;
> }
>
> static struct spi_driver wl1271_spi_driver = {
> diff --git a/drivers/nfc/nfcmrvl/spi.c b/drivers/nfc/nfcmrvl/spi.c
> index 5b833a9a83f8..a38e2fcdfd39 100644
> --- a/drivers/nfc/nfcmrvl/spi.c
> +++ b/drivers/nfc/nfcmrvl/spi.c
> @@ -174,12 +174,11 @@ static int nfcmrvl_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int nfcmrvl_spi_remove(struct spi_device *spi)
> +static void nfcmrvl_spi_remove(struct spi_device *spi)
> {
> struct nfcmrvl_spi_drv_data *drv_data = spi_get_drvdata(spi);
>
> nfcmrvl_nci_unregister_dev(drv_data->priv);
> - return 0;
> }
>
> static const struct of_device_id of_nfcmrvl_spi_match[] __maybe_unused = {
> diff --git a/drivers/nfc/st-nci/spi.c b/drivers/nfc/st-nci/spi.c
> index 4e723992e74c..169eacc0a32a 100644
> --- a/drivers/nfc/st-nci/spi.c
> +++ b/drivers/nfc/st-nci/spi.c
> @@ -263,13 +263,11 @@ static int st_nci_spi_probe(struct spi_device *dev)
> return r;
> }
>
> -static int st_nci_spi_remove(struct spi_device *dev)
> +static void st_nci_spi_remove(struct spi_device *dev)
> {
> struct st_nci_spi_phy *phy = spi_get_drvdata(dev);
>
> ndlc_remove(phy->ndlc);
> -
> - return 0;
> }
>
> static struct spi_device_id st_nci_spi_id_table[] = {
> diff --git a/drivers/nfc/st95hf/core.c b/drivers/nfc/st95hf/core.c
> index b23f47936473..ed704bb77226 100644
> --- a/drivers/nfc/st95hf/core.c
> +++ b/drivers/nfc/st95hf/core.c
> @@ -1198,7 +1198,7 @@ static int st95hf_probe(struct spi_device *nfc_spi_dev)
> return ret;
> }
>
> -static int st95hf_remove(struct spi_device *nfc_spi_dev)
> +static void st95hf_remove(struct spi_device *nfc_spi_dev)
> {
> int result = 0;
> unsigned char reset_cmd = ST95HF_COMMAND_RESET;
> @@ -1236,8 +1236,6 @@ static int st95hf_remove(struct spi_device *nfc_spi_dev)
> /* disable regulator */
> if (stcontext->st95hf_supply)
> regulator_disable(stcontext->st95hf_supply);
> -
> - return 0;
> }
>
> /* Register as SPI protocol driver */
> diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c
> index 29ca9c328df2..21d68664fe08 100644
> --- a/drivers/nfc/trf7970a.c
> +++ b/drivers/nfc/trf7970a.c
> @@ -2144,7 +2144,7 @@ static int trf7970a_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int trf7970a_remove(struct spi_device *spi)
> +static void trf7970a_remove(struct spi_device *spi)
> {
> struct trf7970a *trf = spi_get_drvdata(spi);
>
> @@ -2160,8 +2160,6 @@ static int trf7970a_remove(struct spi_device *spi)
> regulator_disable(trf->regulator);
>
> mutex_destroy(&trf->lock);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/platform/chrome/cros_ec_spi.c b/drivers/platform/chrome/cros_ec_spi.c
> index 713c58687721..8493af0f680e 100644
> --- a/drivers/platform/chrome/cros_ec_spi.c
> +++ b/drivers/platform/chrome/cros_ec_spi.c
> @@ -786,13 +786,11 @@ static int cros_ec_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int cros_ec_spi_remove(struct spi_device *spi)
> +static void cros_ec_spi_remove(struct spi_device *spi)
> {
> struct cros_ec_device *ec_dev = spi_get_drvdata(spi);
>
> cros_ec_unregister(ec_dev);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/platform/olpc/olpc-xo175-ec.c b/drivers/platform/olpc/olpc-xo175-ec.c
> index 0d46706afd2d..4823bd2819f6 100644
> --- a/drivers/platform/olpc/olpc-xo175-ec.c
> +++ b/drivers/platform/olpc/olpc-xo175-ec.c
> @@ -648,7 +648,7 @@ static struct olpc_ec_driver olpc_xo175_ec_driver = {
> .ec_cmd = olpc_xo175_ec_cmd,
> };
>
> -static int olpc_xo175_ec_remove(struct spi_device *spi)
> +static void olpc_xo175_ec_remove(struct spi_device *spi)
> {
> if (pm_power_off == olpc_xo175_ec_power_off)
> pm_power_off = NULL;
> @@ -657,8 +657,6 @@ static int olpc_xo175_ec_remove(struct spi_device *spi)
>
> platform_device_unregister(olpc_ec);
> olpc_ec = NULL;
> -
> - return 0;
> }
>
> static int olpc_xo175_ec_probe(struct spi_device *spi)
> diff --git a/drivers/rtc/rtc-ds1302.c b/drivers/rtc/rtc-ds1302.c
> index 2f83adef966e..6d66ab5a8b17 100644
> --- a/drivers/rtc/rtc-ds1302.c
> +++ b/drivers/rtc/rtc-ds1302.c
> @@ -185,10 +185,9 @@ static int ds1302_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ds1302_remove(struct spi_device *spi)
> +static void ds1302_remove(struct spi_device *spi)
> {
> spi_set_drvdata(spi, NULL);
> - return 0;
> }
>
> #ifdef CONFIG_OF
> diff --git a/drivers/rtc/rtc-ds1305.c b/drivers/rtc/rtc-ds1305.c
> index 9ef107b99b65..ed9360486953 100644
> --- a/drivers/rtc/rtc-ds1305.c
> +++ b/drivers/rtc/rtc-ds1305.c
> @@ -720,7 +720,7 @@ static int ds1305_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ds1305_remove(struct spi_device *spi)
> +static void ds1305_remove(struct spi_device *spi)
> {
> struct ds1305 *ds1305 = spi_get_drvdata(spi);
>
> @@ -730,8 +730,6 @@ static int ds1305_remove(struct spi_device *spi)
> devm_free_irq(&spi->dev, spi->irq, ds1305);
> cancel_work_sync(&ds1305->work);
> }
> -
> - return 0;
> }
>
> static struct spi_driver ds1305_driver = {
> diff --git a/drivers/rtc/rtc-ds1343.c b/drivers/rtc/rtc-ds1343.c
> index f14ed6c96437..ed5a6ba89a3e 100644
> --- a/drivers/rtc/rtc-ds1343.c
> +++ b/drivers/rtc/rtc-ds1343.c
> @@ -434,11 +434,9 @@ static int ds1343_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ds1343_remove(struct spi_device *spi)
> +static void ds1343_remove(struct spi_device *spi)
> {
> dev_pm_clear_wake_irq(&spi->dev);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c
> index 37f4443ce9a0..e9d83d65873b 100644
> --- a/drivers/spi/spi-mem.c
> +++ b/drivers/spi/spi-mem.c
> @@ -854,15 +854,13 @@ static int spi_mem_probe(struct spi_device *spi)
> return memdrv->probe(mem);
> }
>
> -static int spi_mem_remove(struct spi_device *spi)
> +static void spi_mem_remove(struct spi_device *spi)
> {
> struct spi_mem_driver *memdrv = to_spi_mem_drv(spi->dev.driver);
> struct spi_mem *mem = spi_get_drvdata(spi);
>
> if (memdrv->remove)
> - return memdrv->remove(mem);
> -
> - return 0;
> + memdrv->remove(mem);
> }
>
> static void spi_mem_shutdown(struct spi_device *spi)
> diff --git a/drivers/spi/spi-slave-system-control.c b/drivers/spi/spi-slave-system-control.c
> index 169f3d595f60..d37cfe995a63 100644
> --- a/drivers/spi/spi-slave-system-control.c
> +++ b/drivers/spi/spi-slave-system-control.c
> @@ -132,13 +132,12 @@ static int spi_slave_system_control_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int spi_slave_system_control_remove(struct spi_device *spi)
> +static void spi_slave_system_control_remove(struct spi_device *spi)
> {
> struct spi_slave_system_control_priv *priv = spi_get_drvdata(spi);
>
> spi_slave_abort(spi);
> wait_for_completion(&priv->finished);
> - return 0;
> }
>
> static struct spi_driver spi_slave_system_control_driver = {
> diff --git a/drivers/spi/spi-slave-time.c b/drivers/spi/spi-slave-time.c
> index f2e07a392d68..f56c1afb8534 100644
> --- a/drivers/spi/spi-slave-time.c
> +++ b/drivers/spi/spi-slave-time.c
> @@ -106,13 +106,12 @@ static int spi_slave_time_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int spi_slave_time_remove(struct spi_device *spi)
> +static void spi_slave_time_remove(struct spi_device *spi)
> {
> struct spi_slave_time_priv *priv = spi_get_drvdata(spi);
>
> spi_slave_abort(spi);
> wait_for_completion(&priv->finished);
> - return 0;
> }
>
> static struct spi_driver spi_slave_time_driver = {
> diff --git a/drivers/spi/spi-tle62x0.c b/drivers/spi/spi-tle62x0.c
> index f8ad0709d015..a565352f6381 100644
> --- a/drivers/spi/spi-tle62x0.c
> +++ b/drivers/spi/spi-tle62x0.c
> @@ -288,7 +288,7 @@ static int tle62x0_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int tle62x0_remove(struct spi_device *spi)
> +static void tle62x0_remove(struct spi_device *spi)
> {
> struct tle62x0_state *st = spi_get_drvdata(spi);
> int ptr;
> @@ -298,7 +298,6 @@ static int tle62x0_remove(struct spi_device *spi)
>
> device_remove_file(&spi->dev, &dev_attr_status_show);
> kfree(st);
> - return 0;
> }
>
> static struct spi_driver tle62x0_driver = {
> diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
> index 4599b121d744..ead9a132dcb9 100644
> --- a/drivers/spi/spi.c
> +++ b/drivers/spi/spi.c
> @@ -404,15 +404,8 @@ static void spi_remove(struct device *dev)
> {
> const struct spi_driver *sdrv = to_spi_driver(dev->driver);
>
> - if (sdrv->remove) {
> - int ret;
> -
> - ret = sdrv->remove(to_spi_device(dev));
> - if (ret)
> - dev_warn(dev,
> - "Failed to unbind driver (%pe), ignoring\n",
> - ERR_PTR(ret));
> - }
> + if (sdrv->remove)
> + sdrv->remove(to_spi_device(dev));
>
> dev_pm_domain_detach(dev, true);
> }
> diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
> index a5cceca8b82b..9468f74308bd 100644
> --- a/drivers/spi/spidev.c
> +++ b/drivers/spi/spidev.c
> @@ -803,7 +803,7 @@ static int spidev_probe(struct spi_device *spi)
> return status;
> }
>
> -static int spidev_remove(struct spi_device *spi)
> +static void spidev_remove(struct spi_device *spi)
> {
> struct spidev_data *spidev = spi_get_drvdata(spi);
>
> @@ -820,8 +820,6 @@ static int spidev_remove(struct spi_device *spi)
> if (spidev->users == 0)
> kfree(spidev);
> mutex_unlock(&device_list_lock);
> -
> - return 0;
> }
>
> static struct spi_driver spidev_spi_driver = {
> diff --git a/drivers/staging/fbtft/fbtft.h b/drivers/staging/fbtft/fbtft.h
> index 6a7545b5bcd2..b68f5f9b7c78 100644
> --- a/drivers/staging/fbtft/fbtft.h
> +++ b/drivers/staging/fbtft/fbtft.h
> @@ -286,12 +286,11 @@ static int fbtft_driver_probe_spi(struct spi_device *spi) \
> return fbtft_probe_common(_display, spi, NULL); \
> } \
> \
> -static int fbtft_driver_remove_spi(struct spi_device *spi) \
> +static void fbtft_driver_remove_spi(struct spi_device *spi) \
> { \
> struct fb_info *info = spi_get_drvdata(spi); \
> \
> fbtft_remove_common(&spi->dev, info); \
> - return 0; \
> } \
> \
> static struct spi_driver fbtft_driver_spi_driver = { \
> diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
> index 68c09fa016ed..1d31c35875e3 100644
> --- a/drivers/staging/pi433/pi433_if.c
> +++ b/drivers/staging/pi433/pi433_if.c
> @@ -1264,7 +1264,7 @@ static int pi433_probe(struct spi_device *spi)
> return retval;
> }
>
> -static int pi433_remove(struct spi_device *spi)
> +static void pi433_remove(struct spi_device *spi)
> {
> struct pi433_device *device = spi_get_drvdata(spi);
>
> @@ -1284,8 +1284,6 @@ static int pi433_remove(struct spi_device *spi)
>
> kfree(device->rx_buffer);
> kfree(device);
> -
> - return 0;
> }
>
> static const struct of_device_id pi433_dt_ids[] = {
> diff --git a/drivers/staging/wfx/bus_spi.c b/drivers/staging/wfx/bus_spi.c
> index 55ffcd7c42e2..fa0ff66a457d 100644
> --- a/drivers/staging/wfx/bus_spi.c
> +++ b/drivers/staging/wfx/bus_spi.c
> @@ -232,12 +232,11 @@ static int wfx_spi_probe(struct spi_device *func)
> return wfx_probe(bus->core);
> }
>
> -static int wfx_spi_remove(struct spi_device *func)
> +static void wfx_spi_remove(struct spi_device *func)
> {
> struct wfx_spi_priv *bus = spi_get_drvdata(func);
>
> wfx_release(bus->core);
> - return 0;
> }
>
> /* For dynamic driver binding, kernel does not use OF to match driver. It only
> diff --git a/drivers/tty/serial/max3100.c b/drivers/tty/serial/max3100.c
> index 3c92d4e01488..516cff362434 100644
> --- a/drivers/tty/serial/max3100.c
> +++ b/drivers/tty/serial/max3100.c
> @@ -805,7 +805,7 @@ static int max3100_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int max3100_remove(struct spi_device *spi)
> +static void max3100_remove(struct spi_device *spi)
> {
> struct max3100_port *s = spi_get_drvdata(spi);
> int i;
> @@ -828,13 +828,12 @@ static int max3100_remove(struct spi_device *spi)
> for (i = 0; i < MAX_MAX3100; i++)
> if (max3100s[i]) {
> mutex_unlock(&max3100s_lock);
> - return 0;
> + return;
> }
> pr_debug("removing max3100 driver\n");
> uart_unregister_driver(&max3100_uart_driver);
>
> mutex_unlock(&max3100s_lock);
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
> index dde0824b2fa5..3112b4a05448 100644
> --- a/drivers/tty/serial/max310x.c
> +++ b/drivers/tty/serial/max310x.c
> @@ -1487,10 +1487,9 @@ static int max310x_spi_probe(struct spi_device *spi)
> return max310x_probe(&spi->dev, devtype, regmap, spi->irq);
> }
>
> -static int max310x_spi_remove(struct spi_device *spi)
> +static void max310x_spi_remove(struct spi_device *spi)
> {
> max310x_remove(&spi->dev);
> - return 0;
> }
>
> static const struct spi_device_id max310x_id_table[] = {
> diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
> index 64e7e6c8145f..25d67b8c4db7 100644
> --- a/drivers/tty/serial/sc16is7xx.c
> +++ b/drivers/tty/serial/sc16is7xx.c
> @@ -1440,11 +1440,9 @@ static int sc16is7xx_spi_probe(struct spi_device *spi)
> return sc16is7xx_probe(&spi->dev, devtype, regmap, spi->irq);
> }
>
> -static int sc16is7xx_spi_remove(struct spi_device *spi)
> +static void sc16is7xx_spi_remove(struct spi_device *spi)
> {
> sc16is7xx_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id sc16is7xx_spi_id_table[] = {
> diff --git a/drivers/usb/gadget/udc/max3420_udc.c b/drivers/usb/gadget/udc/max3420_udc.c
> index d2a2b20cc1ad..7d9bd16190c0 100644
> --- a/drivers/usb/gadget/udc/max3420_udc.c
> +++ b/drivers/usb/gadget/udc/max3420_udc.c
> @@ -1292,7 +1292,7 @@ static int max3420_probe(struct spi_device *spi)
> return err;
> }
>
> -static int max3420_remove(struct spi_device *spi)
> +static void max3420_remove(struct spi_device *spi)
> {
> struct max3420_udc *udc = spi_get_drvdata(spi);
> unsigned long flags;
> @@ -1304,8 +1304,6 @@ static int max3420_remove(struct spi_device *spi)
> kthread_stop(udc->thread_task);
>
> spin_unlock_irqrestore(&udc->lock, flags);
> -
> - return 0;
> }
>
> static const struct of_device_id max3420_udc_of_match[] = {
> diff --git a/drivers/usb/host/max3421-hcd.c b/drivers/usb/host/max3421-hcd.c
> index 30de85a707fe..99a5523a79fb 100644
> --- a/drivers/usb/host/max3421-hcd.c
> +++ b/drivers/usb/host/max3421-hcd.c
> @@ -1926,7 +1926,7 @@ max3421_probe(struct spi_device *spi)
> return retval;
> }
>
> -static int
> +static void
> max3421_remove(struct spi_device *spi)
> {
> struct max3421_hcd *max3421_hcd;
> @@ -1947,7 +1947,6 @@ max3421_remove(struct spi_device *spi)
> free_irq(spi->irq, hcd);
>
> usb_put_hcd(hcd);
> - return 0;
> }
>
> static const struct of_device_id max3421_of_match_table[] = {
> diff --git a/drivers/video/backlight/ams369fg06.c b/drivers/video/backlight/ams369fg06.c
> index 8a4361e95a11..522dd81110b8 100644
> --- a/drivers/video/backlight/ams369fg06.c
> +++ b/drivers/video/backlight/ams369fg06.c
> @@ -506,12 +506,11 @@ static int ams369fg06_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ams369fg06_remove(struct spi_device *spi)
> +static void ams369fg06_remove(struct spi_device *spi)
> {
> struct ams369fg06 *lcd = spi_get_drvdata(spi);
>
> ams369fg06_power(lcd, FB_BLANK_POWERDOWN);
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/video/backlight/corgi_lcd.c b/drivers/video/backlight/corgi_lcd.c
> index 33f5d80495e6..0a57033ae31d 100644
> --- a/drivers/video/backlight/corgi_lcd.c
> +++ b/drivers/video/backlight/corgi_lcd.c
> @@ -542,7 +542,7 @@ static int corgi_lcd_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int corgi_lcd_remove(struct spi_device *spi)
> +static void corgi_lcd_remove(struct spi_device *spi)
> {
> struct corgi_lcd *lcd = spi_get_drvdata(spi);
>
> @@ -550,7 +550,6 @@ static int corgi_lcd_remove(struct spi_device *spi)
> lcd->bl_dev->props.brightness = 0;
> backlight_update_status(lcd->bl_dev);
> corgi_lcd_set_power(lcd->lcd_dev, FB_BLANK_POWERDOWN);
> - return 0;
> }
>
> static struct spi_driver corgi_lcd_driver = {
> diff --git a/drivers/video/backlight/ili922x.c b/drivers/video/backlight/ili922x.c
> index 328aba9cddad..e7b6bd827986 100644
> --- a/drivers/video/backlight/ili922x.c
> +++ b/drivers/video/backlight/ili922x.c
> @@ -526,10 +526,9 @@ static int ili922x_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ili922x_remove(struct spi_device *spi)
> +static void ili922x_remove(struct spi_device *spi)
> {
> ili922x_poweroff(spi);
> - return 0;
> }
>
> static struct spi_driver ili922x_driver = {
> diff --git a/drivers/video/backlight/l4f00242t03.c b/drivers/video/backlight/l4f00242t03.c
> index 46f97d1c3d21..cc763cf15f53 100644
> --- a/drivers/video/backlight/l4f00242t03.c
> +++ b/drivers/video/backlight/l4f00242t03.c
> @@ -223,12 +223,11 @@ static int l4f00242t03_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int l4f00242t03_remove(struct spi_device *spi)
> +static void l4f00242t03_remove(struct spi_device *spi)
> {
> struct l4f00242t03_priv *priv = spi_get_drvdata(spi);
>
> l4f00242t03_lcd_power_set(priv->ld, FB_BLANK_POWERDOWN);
> - return 0;
> }
>
> static void l4f00242t03_shutdown(struct spi_device *spi)
> diff --git a/drivers/video/backlight/lms501kf03.c b/drivers/video/backlight/lms501kf03.c
> index f949b66dce1b..5c46df8022bf 100644
> --- a/drivers/video/backlight/lms501kf03.c
> +++ b/drivers/video/backlight/lms501kf03.c
> @@ -364,12 +364,11 @@ static int lms501kf03_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int lms501kf03_remove(struct spi_device *spi)
> +static void lms501kf03_remove(struct spi_device *spi)
> {
> struct lms501kf03 *lcd = spi_get_drvdata(spi);
>
> lms501kf03_power(lcd, FB_BLANK_POWERDOWN);
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/video/backlight/ltv350qv.c b/drivers/video/backlight/ltv350qv.c
> index 5cbf621e48bd..b6d373af6e3f 100644
> --- a/drivers/video/backlight/ltv350qv.c
> +++ b/drivers/video/backlight/ltv350qv.c
> @@ -255,12 +255,11 @@ static int ltv350qv_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int ltv350qv_remove(struct spi_device *spi)
> +static void ltv350qv_remove(struct spi_device *spi)
> {
> struct ltv350qv *lcd = spi_get_drvdata(spi);
>
> ltv350qv_power(lcd, FB_BLANK_POWERDOWN);
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/video/backlight/tdo24m.c b/drivers/video/backlight/tdo24m.c
> index 0de044dcafd5..fc6fbaf85594 100644
> --- a/drivers/video/backlight/tdo24m.c
> +++ b/drivers/video/backlight/tdo24m.c
> @@ -397,12 +397,11 @@ static int tdo24m_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int tdo24m_remove(struct spi_device *spi)
> +static void tdo24m_remove(struct spi_device *spi)
> {
> struct tdo24m *lcd = spi_get_drvdata(spi);
>
> tdo24m_power(lcd, FB_BLANK_POWERDOWN);
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/video/backlight/tosa_lcd.c b/drivers/video/backlight/tosa_lcd.c
> index 38765544345b..23d6c6bf0f54 100644
> --- a/drivers/video/backlight/tosa_lcd.c
> +++ b/drivers/video/backlight/tosa_lcd.c
> @@ -232,15 +232,13 @@ static int tosa_lcd_probe(struct spi_device *spi)
> return ret;
> }
>
> -static int tosa_lcd_remove(struct spi_device *spi)
> +static void tosa_lcd_remove(struct spi_device *spi)
> {
> struct tosa_lcd_data *data = spi_get_drvdata(spi);
>
> i2c_unregister_device(data->i2c);
>
> tosa_lcd_tg_off(data);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/video/backlight/vgg2432a4.c b/drivers/video/backlight/vgg2432a4.c
> index 3567b45f9ba9..bfc1913e8b55 100644
> --- a/drivers/video/backlight/vgg2432a4.c
> +++ b/drivers/video/backlight/vgg2432a4.c
> @@ -233,11 +233,9 @@ static int vgg2432a4_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int vgg2432a4_remove(struct spi_device *spi)
> +static void vgg2432a4_remove(struct spi_device *spi)
> {
> ili9320_remove(spi_get_drvdata(spi));
> -
> - return 0;
> }
>
> static void vgg2432a4_shutdown(struct spi_device *spi)
> diff --git a/drivers/video/fbdev/omap/lcd_mipid.c b/drivers/video/fbdev/omap/lcd_mipid.c
> index a75ae0c9b14c..03cff39d392d 100644
> --- a/drivers/video/fbdev/omap/lcd_mipid.c
> +++ b/drivers/video/fbdev/omap/lcd_mipid.c
> @@ -570,14 +570,12 @@ static int mipid_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int mipid_spi_remove(struct spi_device *spi)
> +static void mipid_spi_remove(struct spi_device *spi)
> {
> struct mipid_device *md = dev_get_drvdata(&spi->dev);
>
> mipid_disable(&md->panel);
> kfree(md);
> -
> - return 0;
> }
>
> static struct spi_driver mipid_spi_driver = {
> diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c
> index 1bec7a4422e8..aab67721263d 100644
> --- a/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c
> +++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-lgphilips-lb035q02.c
> @@ -316,7 +316,7 @@ static int lb035q02_panel_spi_probe(struct spi_device *spi)
> return r;
> }
>
> -static int lb035q02_panel_spi_remove(struct spi_device *spi)
> +static void lb035q02_panel_spi_remove(struct spi_device *spi)
> {
> struct panel_drv_data *ddata = spi_get_drvdata(spi);
> struct omap_dss_device *dssdev = &ddata->dssdev;
> @@ -328,8 +328,6 @@ static int lb035q02_panel_spi_remove(struct spi_device *spi)
> lb035q02_disconnect(dssdev);
>
> omap_dss_put_device(in);
> -
> - return 0;
> }
>
> static const struct of_device_id lb035q02_of_match[] = {
> diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-nec-nl8048hl11.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-nec-nl8048hl11.c
> index dff9ebbadfc0..be9910ff6e62 100644
> --- a/drivers/video/fbdev/omap2/omapfb/displays/panel-nec-nl8048hl11.c
> +++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-nec-nl8048hl11.c
> @@ -327,7 +327,7 @@ static int nec_8048_probe(struct spi_device *spi)
> return r;
> }
>
> -static int nec_8048_remove(struct spi_device *spi)
> +static void nec_8048_remove(struct spi_device *spi)
> {
> struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);
> struct omap_dss_device *dssdev = &ddata->dssdev;
> @@ -341,8 +341,6 @@ static int nec_8048_remove(struct spi_device *spi)
> nec_8048_disconnect(dssdev);
>
> omap_dss_put_device(in);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
> index 8d8b5ff7d43c..a909b5385ca5 100644
> --- a/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
> +++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
> @@ -857,7 +857,7 @@ static int acx565akm_probe(struct spi_device *spi)
> return r;
> }
>
> -static int acx565akm_remove(struct spi_device *spi)
> +static void acx565akm_remove(struct spi_device *spi)
> {
> struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);
> struct omap_dss_device *dssdev = &ddata->dssdev;
> @@ -874,8 +874,6 @@ static int acx565akm_remove(struct spi_device *spi)
> acx565akm_disconnect(dssdev);
>
> omap_dss_put_device(in);
> -
> - return 0;
> }
>
> static const struct of_device_id acx565akm_of_match[] = {
> diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c
> index 595ebd8bd5dc..3c0f887d3092 100644
> --- a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c
> +++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c
> @@ -425,7 +425,7 @@ static int td028ttec1_panel_probe(struct spi_device *spi)
> return r;
> }
>
> -static int td028ttec1_panel_remove(struct spi_device *spi)
> +static void td028ttec1_panel_remove(struct spi_device *spi)
> {
> struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);
> struct omap_dss_device *dssdev = &ddata->dssdev;
> @@ -439,8 +439,6 @@ static int td028ttec1_panel_remove(struct spi_device *spi)
> td028ttec1_panel_disconnect(dssdev);
>
> omap_dss_put_device(in);
> -
> - return 0;
> }
>
> static const struct of_device_id td028ttec1_of_match[] = {
> diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c
> index afac1d9445aa..58bbba7c037f 100644
> --- a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c
> +++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c
> @@ -564,7 +564,7 @@ static int tpo_td043_probe(struct spi_device *spi)
> return r;
> }
>
> -static int tpo_td043_remove(struct spi_device *spi)
> +static void tpo_td043_remove(struct spi_device *spi)
> {
> struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);
> struct omap_dss_device *dssdev = &ddata->dssdev;
> @@ -580,8 +580,6 @@ static int tpo_td043_remove(struct spi_device *spi)
> omap_dss_put_device(in);
>
> sysfs_remove_group(&spi->dev.kobj, &tpo_td043_attr_group);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
> diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
> index 7ab3fed7b804..c84e61b99c7b 100644
> --- a/include/linux/spi/spi.h
> +++ b/include/linux/spi/spi.h
> @@ -280,7 +280,7 @@ struct spi_message;
> struct spi_driver {
> const struct spi_device_id *id_table;
> int (*probe)(struct spi_device *spi);
> - int (*remove)(struct spi_device *spi);
> + void (*remove)(struct spi_device *spi);
> void (*shutdown)(struct spi_device *spi);
> struct device_driver driver;
> };
> diff --git a/sound/pci/hda/cs35l41_hda_spi.c b/sound/pci/hda/cs35l41_hda_spi.c
> index 9f8123893cc8..50eb6c0e6658 100644
> --- a/sound/pci/hda/cs35l41_hda_spi.c
> +++ b/sound/pci/hda/cs35l41_hda_spi.c
> @@ -28,11 +28,9 @@ static int cs35l41_hda_spi_probe(struct spi_device *spi)
> devm_regmap_init_spi(spi, &cs35l41_regmap_spi));
> }
>
> -static int cs35l41_hda_spi_remove(struct spi_device *spi)
> +static void cs35l41_hda_spi_remove(struct spi_device *spi)
> {
> cs35l41_hda_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id cs35l41_hda_spi_id[] = {
> diff --git a/sound/soc/codecs/adau1761-spi.c b/sound/soc/codecs/adau1761-spi.c
> index 655689c9778a..7c9242c2ff94 100644
> --- a/sound/soc/codecs/adau1761-spi.c
> +++ b/sound/soc/codecs/adau1761-spi.c
> @@ -45,10 +45,9 @@ static int adau1761_spi_probe(struct spi_device *spi)
> id->driver_data, adau1761_spi_switch_mode);
> }
>
> -static int adau1761_spi_remove(struct spi_device *spi)
> +static void adau1761_spi_remove(struct spi_device *spi)
> {
> adau17x1_remove(&spi->dev);
> - return 0;
> }
>
> static const struct spi_device_id adau1761_spi_id[] = {
> diff --git a/sound/soc/codecs/adau1781-spi.c b/sound/soc/codecs/adau1781-spi.c
> index bb5613574786..1a09633d5a88 100644
> --- a/sound/soc/codecs/adau1781-spi.c
> +++ b/sound/soc/codecs/adau1781-spi.c
> @@ -45,10 +45,9 @@ static int adau1781_spi_probe(struct spi_device *spi)
> id->driver_data, adau1781_spi_switch_mode);
> }
>
> -static int adau1781_spi_remove(struct spi_device *spi)
> +static void adau1781_spi_remove(struct spi_device *spi)
> {
> adau17x1_remove(&spi->dev);
> - return 0;
> }
>
> static const struct spi_device_id adau1781_spi_id[] = {
> diff --git a/sound/soc/codecs/cs35l41-spi.c b/sound/soc/codecs/cs35l41-spi.c
> index 6dfd5459aa20..169221a5b09f 100644
> --- a/sound/soc/codecs/cs35l41-spi.c
> +++ b/sound/soc/codecs/cs35l41-spi.c
> @@ -55,13 +55,11 @@ static int cs35l41_spi_probe(struct spi_device *spi)
> return cs35l41_probe(cs35l41, pdata);
> }
>
> -static int cs35l41_spi_remove(struct spi_device *spi)
> +static void cs35l41_spi_remove(struct spi_device *spi)
> {
> struct cs35l41_private *cs35l41 = spi_get_drvdata(spi);
>
> cs35l41_remove(cs35l41);
> -
> - return 0;
> }
>
> #ifdef CONFIG_OF
> diff --git a/sound/soc/codecs/pcm3168a-spi.c b/sound/soc/codecs/pcm3168a-spi.c
> index ecd379f308e6..b5b08046f545 100644
> --- a/sound/soc/codecs/pcm3168a-spi.c
> +++ b/sound/soc/codecs/pcm3168a-spi.c
> @@ -26,11 +26,9 @@ static int pcm3168a_spi_probe(struct spi_device *spi)
> return pcm3168a_probe(&spi->dev, regmap);
> }
>
> -static int pcm3168a_spi_remove(struct spi_device *spi)
> +static void pcm3168a_spi_remove(struct spi_device *spi)
> {
> pcm3168a_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id pcm3168a_spi_id[] = {
> diff --git a/sound/soc/codecs/pcm512x-spi.c b/sound/soc/codecs/pcm512x-spi.c
> index 7cf559b47e1c..4d29e7196380 100644
> --- a/sound/soc/codecs/pcm512x-spi.c
> +++ b/sound/soc/codecs/pcm512x-spi.c
> @@ -26,10 +26,9 @@ static int pcm512x_spi_probe(struct spi_device *spi)
> return pcm512x_probe(&spi->dev, regmap);
> }
>
> -static int pcm512x_spi_remove(struct spi_device *spi)
> +static void pcm512x_spi_remove(struct spi_device *spi)
> {
> pcm512x_remove(&spi->dev);
> - return 0;
> }
>
> static const struct spi_device_id pcm512x_spi_id[] = {
> diff --git a/sound/soc/codecs/tlv320aic32x4-spi.c b/sound/soc/codecs/tlv320aic32x4-spi.c
> index a8958cd1c692..03cce8d6404f 100644
> --- a/sound/soc/codecs/tlv320aic32x4-spi.c
> +++ b/sound/soc/codecs/tlv320aic32x4-spi.c
> @@ -46,11 +46,9 @@ static int aic32x4_spi_probe(struct spi_device *spi)
> return aic32x4_probe(&spi->dev, regmap);
> }
>
> -static int aic32x4_spi_remove(struct spi_device *spi)
> +static void aic32x4_spi_remove(struct spi_device *spi)
> {
> aic32x4_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id aic32x4_spi_id[] = {
> diff --git a/sound/soc/codecs/tlv320aic3x-spi.c b/sound/soc/codecs/tlv320aic3x-spi.c
> index 494e84402232..deed6ec7e081 100644
> --- a/sound/soc/codecs/tlv320aic3x-spi.c
> +++ b/sound/soc/codecs/tlv320aic3x-spi.c
> @@ -35,11 +35,9 @@ static int aic3x_spi_probe(struct spi_device *spi)
> return aic3x_probe(&spi->dev, regmap, id->driver_data);
> }
>
> -static int aic3x_spi_remove(struct spi_device *spi)
> +static void aic3x_spi_remove(struct spi_device *spi)
> {
> aic3x_remove(&spi->dev);
> -
> - return 0;
> }
>
> static const struct spi_device_id aic3x_spi_id[] = {
> diff --git a/sound/soc/codecs/wm0010.c b/sound/soc/codecs/wm0010.c
> index 28b4656c4e14..1bef1c500c8e 100644
> --- a/sound/soc/codecs/wm0010.c
> +++ b/sound/soc/codecs/wm0010.c
> @@ -969,7 +969,7 @@ static int wm0010_spi_probe(struct spi_device *spi)
> return 0;
> }
>
> -static int wm0010_spi_remove(struct spi_device *spi)
> +static void wm0010_spi_remove(struct spi_device *spi)
> {
> struct wm0010_priv *wm0010 = spi_get_drvdata(spi);
>
> @@ -980,8 +980,6 @@ static int wm0010_spi_remove(struct spi_device *spi)
>
> if (wm0010->irq)
> free_irq(wm0010->irq, wm0010);
> -
> - return 0;
> }
>
> static struct spi_driver wm0010_spi_driver = {
> diff --git a/sound/soc/codecs/wm8804-spi.c b/sound/soc/codecs/wm8804-spi.c
> index 9a8da1511c34..628568724c20 100644
> --- a/sound/soc/codecs/wm8804-spi.c
> +++ b/sound/soc/codecs/wm8804-spi.c
> @@ -24,10 +24,9 @@ static int wm8804_spi_probe(struct spi_device *spi)
> return wm8804_probe(&spi->dev, regmap);
> }
>
> -static int wm8804_spi_remove(struct spi_device *spi)
> +static void wm8804_spi_remove(struct spi_device *spi)
> {
> wm8804_remove(&spi->dev);
> - return 0;
> }
>
> static const struct of_device_id wm8804_of_match[] = {
> diff --git a/sound/spi/at73c213.c b/sound/spi/at73c213.c
> index 76c0e37a838c..56d2c712e257 100644
> --- a/sound/spi/at73c213.c
> +++ b/sound/spi/at73c213.c
> @@ -1001,7 +1001,7 @@ static int snd_at73c213_probe(struct spi_device *spi)
> return retval;
> }
>
> -static int snd_at73c213_remove(struct spi_device *spi)
> +static void snd_at73c213_remove(struct spi_device *spi)
> {
> struct snd_card *card = dev_get_drvdata(&spi->dev);
> struct snd_at73c213 *chip = card->private_data;
> @@ -1066,8 +1066,6 @@ static int snd_at73c213_remove(struct spi_device *spi)
>
> ssc_free(chip->ssc);
> snd_card_free(card);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM_SLEEP
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