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Date: Mon, 25 Jan 2021 10:52:03 +0100
From: Hans Verkuil <hverkuil@...all.nl>
To: Uwe Kleine-König <uwe@...ine-koenig.org>,
Wim Van Sebroeck <wim@...ux-watchdog.org>,
Guenter Roeck <linux@...ck-us.net>,
William Breathitt Gray <vilhelm.gray@...il.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Pau Oliva Fora <pof@...ack.org>,
Dmitry Torokhov <dmitry.torokhov@...il.com>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Wolfgang Grandegger <wg@...ndegger.com>,
Marc Kleine-Budde <mkl@...gutronix.de>,
"David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Matthew Wilcox <willy@...radead.org>,
Hannes Reinecke <hare@...e.com>,
"James E.J. Bottomley" <jejb@...ux.ibm.com>,
"Martin K. Petersen" <martin.petersen@...cle.com>,
Finn Thain <fthain@...egraphics.com.au>,
Michael Schmitz <schmitzmic@...il.com>,
Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Cc: linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-i2c@...r.kernel.org, linux-input@...r.kernel.org,
linux-media@...r.kernel.org, linux-can@...r.kernel.org,
netdev@...r.kernel.org, linux-scsi@...r.kernel.org,
alsa-devel@...a-project.org, Wolfram Sang <wsa@...nel.org>,
Takashi Iway <tiwai@...e.de>
Subject: Re: [PATCH v2 3/3] isa: Make the remove callback for isa drivers
return void
On 22/01/2021 10:24, Uwe Kleine-König wrote:
> The driver core ignores the return value of the remove callback, so
> don't give isa drivers the chance to provide a value.
>
> Adapt all isa_drivers with a remove callbacks accordingly; they all
> return 0 unconditionally anyhow.
>
> Acked-by: Marc Kleine-Budde <mkl@...gutronix.de> # for drivers/net/can/sja1000/tscan1.c
> Acked-by: William Breathitt Gray <vilhelm.gray@...il.com>
> Acked-by: Wolfram Sang <wsa@...nel.org> # for drivers/i2c/
> Reviewed-by: Takashi Iway <tiwai@...e.de> # for sound/
> Signed-off-by: Uwe Kleine-König <uwe@...ine-koenig.org>
For the media/radio drivers:
Reviewed-by: Hans Verkuil <hverkuil-cisco@...all.nl>
Thanks,
Hans
> ---
> drivers/base/isa.c | 2 +-
> drivers/i2c/busses/i2c-elektor.c | 4 +---
> drivers/i2c/busses/i2c-pca-isa.c | 4 +---
> drivers/input/touchscreen/htcpen.c | 4 +---
> drivers/media/radio/radio-isa.c | 4 +---
> drivers/media/radio/radio-isa.h | 2 +-
> drivers/media/radio/radio-sf16fmr2.c | 4 +---
> drivers/net/can/sja1000/tscan1.c | 4 +---
> drivers/net/ethernet/3com/3c509.c | 3 +--
> drivers/scsi/advansys.c | 3 +--
> drivers/scsi/aha1542.c | 3 +--
> drivers/scsi/fdomain_isa.c | 3 +--
> drivers/scsi/g_NCR5380.c | 5 ++---
> drivers/watchdog/pcwd.c | 4 +---
> include/linux/isa.h | 2 +-
> sound/isa/ad1848/ad1848.c | 3 +--
> sound/isa/adlib.c | 3 +--
> sound/isa/cmi8328.c | 3 +--
> sound/isa/cmi8330.c | 3 +--
> sound/isa/cs423x/cs4231.c | 3 +--
> sound/isa/cs423x/cs4236.c | 3 +--
> sound/isa/es1688/es1688.c | 3 +--
> sound/isa/es18xx.c | 5 ++---
> sound/isa/galaxy/galaxy.c | 3 +--
> sound/isa/gus/gusclassic.c | 3 +--
> sound/isa/gus/gusextreme.c | 3 +--
> sound/isa/gus/gusmax.c | 3 +--
> sound/isa/gus/interwave.c | 3 +--
> sound/isa/msnd/msnd_pinnacle.c | 3 +--
> sound/isa/opl3sa2.c | 3 +--
> sound/isa/opti9xx/miro.c | 3 +--
> sound/isa/opti9xx/opti92x-ad1848.c | 5 ++---
> sound/isa/sb/jazz16.c | 3 +--
> sound/isa/sb/sb16.c | 3 +--
> sound/isa/sb/sb8.c | 3 +--
> sound/isa/sc6000.c | 3 +--
> sound/isa/sscape.c | 3 +--
> sound/isa/wavefront/wavefront.c | 3 +--
> 38 files changed, 41 insertions(+), 83 deletions(-)
>
> diff --git a/drivers/base/isa.c b/drivers/base/isa.c
> index 2772f5d1948a..aa4737667026 100644
> --- a/drivers/base/isa.c
> +++ b/drivers/base/isa.c
> @@ -51,7 +51,7 @@ static int isa_bus_remove(struct device *dev)
> struct isa_driver *isa_driver = dev->platform_data;
>
> if (isa_driver && isa_driver->remove)
> - return isa_driver->remove(dev, to_isa_dev(dev)->id);
> + isa_driver->remove(dev, to_isa_dev(dev)->id);
>
> return 0;
> }
> diff --git a/drivers/i2c/busses/i2c-elektor.c b/drivers/i2c/busses/i2c-elektor.c
> index 140426db28df..b72a3c3ef2ab 100644
> --- a/drivers/i2c/busses/i2c-elektor.c
> +++ b/drivers/i2c/busses/i2c-elektor.c
> @@ -282,7 +282,7 @@ static int elektor_probe(struct device *dev, unsigned int id)
> return -ENODEV;
> }
>
> -static int elektor_remove(struct device *dev, unsigned int id)
> +static void elektor_remove(struct device *dev, unsigned int id)
> {
> i2c_del_adapter(&pcf_isa_ops);
>
> @@ -298,8 +298,6 @@ static int elektor_remove(struct device *dev, unsigned int id)
> iounmap(base_iomem);
> release_mem_region(base, 2);
> }
> -
> - return 0;
> }
>
> static struct isa_driver i2c_elektor_driver = {
> diff --git a/drivers/i2c/busses/i2c-pca-isa.c b/drivers/i2c/busses/i2c-pca-isa.c
> index f27bc1e55385..85e8cf58e8bf 100644
> --- a/drivers/i2c/busses/i2c-pca-isa.c
> +++ b/drivers/i2c/busses/i2c-pca-isa.c
> @@ -161,7 +161,7 @@ static int pca_isa_probe(struct device *dev, unsigned int id)
> return -ENODEV;
> }
>
> -static int pca_isa_remove(struct device *dev, unsigned int id)
> +static void pca_isa_remove(struct device *dev, unsigned int id)
> {
> i2c_del_adapter(&pca_isa_ops);
>
> @@ -170,8 +170,6 @@ static int pca_isa_remove(struct device *dev, unsigned int id)
> free_irq(irq, &pca_isa_ops);
> }
> release_region(base, IO_SIZE);
> -
> - return 0;
> }
>
> static struct isa_driver pca_isa_driver = {
> diff --git a/drivers/input/touchscreen/htcpen.c b/drivers/input/touchscreen/htcpen.c
> index 2f261a34f9c2..056ba76087e8 100644
> --- a/drivers/input/touchscreen/htcpen.c
> +++ b/drivers/input/touchscreen/htcpen.c
> @@ -171,7 +171,7 @@ static int htcpen_isa_probe(struct device *dev, unsigned int id)
> return err;
> }
>
> -static int htcpen_isa_remove(struct device *dev, unsigned int id)
> +static void htcpen_isa_remove(struct device *dev, unsigned int id)
> {
> struct input_dev *htcpen_dev = dev_get_drvdata(dev);
>
> @@ -182,8 +182,6 @@ static int htcpen_isa_remove(struct device *dev, unsigned int id)
> release_region(HTCPEN_PORT_INDEX, 2);
> release_region(HTCPEN_PORT_INIT, 1);
> release_region(HTCPEN_PORT_IRQ_CLEAR, 1);
> -
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/drivers/media/radio/radio-isa.c b/drivers/media/radio/radio-isa.c
> index 527f4c3b0ca4..c591c0851fa2 100644
> --- a/drivers/media/radio/radio-isa.c
> +++ b/drivers/media/radio/radio-isa.c
> @@ -337,13 +337,11 @@ int radio_isa_probe(struct device *pdev, unsigned int dev)
> }
> EXPORT_SYMBOL_GPL(radio_isa_probe);
>
> -int radio_isa_remove(struct device *pdev, unsigned int dev)
> +void radio_isa_remove(struct device *pdev, unsigned int dev)
> {
> struct radio_isa_card *isa = dev_get_drvdata(pdev);
>
> radio_isa_common_remove(isa, isa->drv->region_size);
> -
> - return 0;
> }
> EXPORT_SYMBOL_GPL(radio_isa_remove);
>
> diff --git a/drivers/media/radio/radio-isa.h b/drivers/media/radio/radio-isa.h
> index 2f0736edfda8..c9159958203e 100644
> --- a/drivers/media/radio/radio-isa.h
> +++ b/drivers/media/radio/radio-isa.h
> @@ -91,7 +91,7 @@ struct radio_isa_driver {
>
> int radio_isa_match(struct device *pdev, unsigned int dev);
> int radio_isa_probe(struct device *pdev, unsigned int dev);
> -int radio_isa_remove(struct device *pdev, unsigned int dev);
> +void radio_isa_remove(struct device *pdev, unsigned int dev);
> #ifdef CONFIG_PNP
> int radio_isa_pnp_probe(struct pnp_dev *dev,
> const struct pnp_device_id *dev_id);
> diff --git a/drivers/media/radio/radio-sf16fmr2.c b/drivers/media/radio/radio-sf16fmr2.c
> index 0388894cfe41..d0dde55b7930 100644
> --- a/drivers/media/radio/radio-sf16fmr2.c
> +++ b/drivers/media/radio/radio-sf16fmr2.c
> @@ -293,11 +293,9 @@ static void fmr2_remove(struct fmr2 *fmr2)
> kfree(fmr2);
> }
>
> -static int fmr2_isa_remove(struct device *pdev, unsigned int ndev)
> +static void fmr2_isa_remove(struct device *pdev, unsigned int ndev)
> {
> fmr2_remove(dev_get_drvdata(pdev));
> -
> - return 0;
> }
>
> static void fmr2_pnp_remove(struct pnp_dev *pdev)
> diff --git a/drivers/net/can/sja1000/tscan1.c b/drivers/net/can/sja1000/tscan1.c
> index 6ea802c66124..3dbba8d61afb 100644
> --- a/drivers/net/can/sja1000/tscan1.c
> +++ b/drivers/net/can/sja1000/tscan1.c
> @@ -159,7 +159,7 @@ static int tscan1_probe(struct device *dev, unsigned id)
> return -ENXIO;
> }
>
> -static int tscan1_remove(struct device *dev, unsigned id /*unused*/)
> +static void tscan1_remove(struct device *dev, unsigned id /*unused*/)
> {
> struct net_device *netdev;
> struct sja1000_priv *priv;
> @@ -179,8 +179,6 @@ static int tscan1_remove(struct device *dev, unsigned id /*unused*/)
> release_region(pld_base, TSCAN1_PLD_SIZE);
>
> free_sja1000dev(netdev);
> -
> - return 0;
> }
>
> static struct isa_driver tscan1_isa_driver = {
> diff --git a/drivers/net/ethernet/3com/3c509.c b/drivers/net/ethernet/3com/3c509.c
> index 667f38c9e4c6..53e1f7e07959 100644
> --- a/drivers/net/ethernet/3com/3c509.c
> +++ b/drivers/net/ethernet/3com/3c509.c
> @@ -335,12 +335,11 @@ static int el3_isa_match(struct device *pdev, unsigned int ndev)
> return 1;
> }
>
> -static int el3_isa_remove(struct device *pdev,
> +static void el3_isa_remove(struct device *pdev,
> unsigned int ndev)
> {
> el3_device_remove(pdev);
> dev_set_drvdata(pdev, NULL);
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
> index 79830e77afa9..b1e97f75b0ba 100644
> --- a/drivers/scsi/advansys.c
> +++ b/drivers/scsi/advansys.c
> @@ -11459,12 +11459,11 @@ static int advansys_isa_probe(struct device *dev, unsigned int id)
> return err;
> }
>
> -static int advansys_isa_remove(struct device *dev, unsigned int id)
> +static void advansys_isa_remove(struct device *dev, unsigned int id)
> {
> int ioport = _asc_def_iop_base[id];
> advansys_release(dev_get_drvdata(dev));
> release_region(ioport, ASC_IOADR_GAP);
> - return 0;
> }
>
> static struct isa_driver advansys_isa_driver = {
> diff --git a/drivers/scsi/aha1542.c b/drivers/scsi/aha1542.c
> index dc5667afeb27..e0d8cca1c70b 100644
> --- a/drivers/scsi/aha1542.c
> +++ b/drivers/scsi/aha1542.c
> @@ -1025,12 +1025,11 @@ static int aha1542_isa_match(struct device *pdev, unsigned int ndev)
> return 1;
> }
>
> -static int aha1542_isa_remove(struct device *pdev,
> +static void aha1542_isa_remove(struct device *pdev,
> unsigned int ndev)
> {
> aha1542_release(dev_get_drvdata(pdev));
> dev_set_drvdata(pdev, NULL);
> - return 0;
> }
>
> static struct isa_driver aha1542_isa_driver = {
> diff --git a/drivers/scsi/fdomain_isa.c b/drivers/scsi/fdomain_isa.c
> index e0cdcd2003d0..2b4280a43a53 100644
> --- a/drivers/scsi/fdomain_isa.c
> +++ b/drivers/scsi/fdomain_isa.c
> @@ -175,7 +175,7 @@ static int fdomain_isa_param_match(struct device *dev, unsigned int ndev)
> return 1;
> }
>
> -static int fdomain_isa_remove(struct device *dev, unsigned int ndev)
> +static void fdomain_isa_remove(struct device *dev, unsigned int ndev)
> {
> struct Scsi_Host *sh = dev_get_drvdata(dev);
> int base = sh->io_port;
> @@ -183,7 +183,6 @@ static int fdomain_isa_remove(struct device *dev, unsigned int ndev)
> fdomain_destroy(sh);
> release_region(base, FDOMAIN_REGION_SIZE);
> dev_set_drvdata(dev, NULL);
> - return 0;
> }
>
> static struct isa_driver fdomain_isa_driver = {
> diff --git a/drivers/scsi/g_NCR5380.c b/drivers/scsi/g_NCR5380.c
> index 2df2f38a9b12..7ba3c9312731 100644
> --- a/drivers/scsi/g_NCR5380.c
> +++ b/drivers/scsi/g_NCR5380.c
> @@ -720,12 +720,11 @@ static int generic_NCR5380_isa_match(struct device *pdev, unsigned int ndev)
> return 1;
> }
>
> -static int generic_NCR5380_isa_remove(struct device *pdev,
> - unsigned int ndev)
> +static void generic_NCR5380_isa_remove(struct device *pdev,
> + unsigned int ndev)
> {
> generic_NCR5380_release_resources(dev_get_drvdata(pdev));
> dev_set_drvdata(pdev, NULL);
> - return 0;
> }
>
> static struct isa_driver generic_NCR5380_isa_driver = {
> diff --git a/drivers/watchdog/pcwd.c b/drivers/watchdog/pcwd.c
> index b95cd38f3ceb..a793b03a785d 100644
> --- a/drivers/watchdog/pcwd.c
> +++ b/drivers/watchdog/pcwd.c
> @@ -951,7 +951,7 @@ static int pcwd_isa_probe(struct device *dev, unsigned int id)
> return ret;
> }
>
> -static int pcwd_isa_remove(struct device *dev, unsigned int id)
> +static void pcwd_isa_remove(struct device *dev, unsigned int id)
> {
> if (debug >= DEBUG)
> pr_debug("pcwd_isa_remove id=%d\n", id);
> @@ -968,8 +968,6 @@ static int pcwd_isa_remove(struct device *dev, unsigned int id)
> (pcwd_private.revision == PCWD_REVISION_A) ? 2 : 4);
> pcwd_private.io_addr = 0x0000;
> cards_found--;
> -
> - return 0;
> }
>
> static void pcwd_isa_shutdown(struct device *dev, unsigned int id)
> diff --git a/include/linux/isa.h b/include/linux/isa.h
> index 41336da0f4e7..e30963190968 100644
> --- a/include/linux/isa.h
> +++ b/include/linux/isa.h
> @@ -13,7 +13,7 @@
> struct isa_driver {
> int (*match)(struct device *, unsigned int);
> int (*probe)(struct device *, unsigned int);
> - int (*remove)(struct device *, unsigned int);
> + void (*remove)(struct device *, unsigned int);
> void (*shutdown)(struct device *, unsigned int);
> int (*suspend)(struct device *, unsigned int, pm_message_t);
> int (*resume)(struct device *, unsigned int);
> diff --git a/sound/isa/ad1848/ad1848.c b/sound/isa/ad1848/ad1848.c
> index 593c6e959afe..48f7cc57c3da 100644
> --- a/sound/isa/ad1848/ad1848.c
> +++ b/sound/isa/ad1848/ad1848.c
> @@ -118,10 +118,9 @@ out: snd_card_free(card);
> return error;
> }
>
> -static int snd_ad1848_remove(struct device *dev, unsigned int n)
> +static void snd_ad1848_remove(struct device *dev, unsigned int n)
> {
> snd_card_free(dev_get_drvdata(dev));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/adlib.c b/sound/isa/adlib.c
> index 5105524b6f38..e6cd7c4da38e 100644
> --- a/sound/isa/adlib.c
> +++ b/sound/isa/adlib.c
> @@ -97,10 +97,9 @@ out: snd_card_free(card);
> return error;
> }
>
> -static int snd_adlib_remove(struct device *dev, unsigned int n)
> +static void snd_adlib_remove(struct device *dev, unsigned int n)
> {
> snd_card_free(dev_get_drvdata(dev));
> - return 0;
> }
>
> static struct isa_driver snd_adlib_driver = {
> diff --git a/sound/isa/cmi8328.c b/sound/isa/cmi8328.c
> index faca5dd95bfe..3b9fbb02864b 100644
> --- a/sound/isa/cmi8328.c
> +++ b/sound/isa/cmi8328.c
> @@ -403,7 +403,7 @@ static int snd_cmi8328_probe(struct device *pdev, unsigned int ndev)
> return err;
> }
>
> -static int snd_cmi8328_remove(struct device *pdev, unsigned int dev)
> +static void snd_cmi8328_remove(struct device *pdev, unsigned int dev)
> {
> struct snd_card *card = dev_get_drvdata(pdev);
> struct snd_cmi8328 *cmi = card->private_data;
> @@ -420,7 +420,6 @@ static int snd_cmi8328_remove(struct device *pdev, unsigned int dev)
> snd_cmi8328_cfg_write(cmi->port, CFG2, 0);
> snd_cmi8328_cfg_write(cmi->port, CFG3, 0);
> snd_card_free(card);
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/cmi8330.c b/sound/isa/cmi8330.c
> index 4669eb0cc8ce..19e258527d69 100644
> --- a/sound/isa/cmi8330.c
> +++ b/sound/isa/cmi8330.c
> @@ -631,11 +631,10 @@ static int snd_cmi8330_isa_probe(struct device *pdev,
> return 0;
> }
>
> -static int snd_cmi8330_isa_remove(struct device *devptr,
> +static void snd_cmi8330_isa_remove(struct device *devptr,
> unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/cs423x/cs4231.c b/sound/isa/cs423x/cs4231.c
> index 2135963eba78..383ee621cea1 100644
> --- a/sound/isa/cs423x/cs4231.c
> +++ b/sound/isa/cs423x/cs4231.c
> @@ -135,10 +135,9 @@ out: snd_card_free(card);
> return error;
> }
>
> -static int snd_cs4231_remove(struct device *dev, unsigned int n)
> +static void snd_cs4231_remove(struct device *dev, unsigned int n)
> {
> snd_card_free(dev_get_drvdata(dev));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/cs423x/cs4236.c b/sound/isa/cs423x/cs4236.c
> index fa3c39cff5f8..24688271e73f 100644
> --- a/sound/isa/cs423x/cs4236.c
> +++ b/sound/isa/cs423x/cs4236.c
> @@ -487,11 +487,10 @@ static int snd_cs423x_isa_probe(struct device *pdev,
> return 0;
> }
>
> -static int snd_cs423x_isa_remove(struct device *pdev,
> +static void snd_cs423x_isa_remove(struct device *pdev,
> unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(pdev));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/es1688/es1688.c b/sound/isa/es1688/es1688.c
> index 64610571a5e1..d99bb3f8f0c1 100644
> --- a/sound/isa/es1688/es1688.c
> +++ b/sound/isa/es1688/es1688.c
> @@ -192,10 +192,9 @@ static int snd_es1688_isa_probe(struct device *dev, unsigned int n)
> return error;
> }
>
> -static int snd_es1688_isa_remove(struct device *dev, unsigned int n)
> +static void snd_es1688_isa_remove(struct device *dev, unsigned int n)
> {
> snd_card_free(dev_get_drvdata(dev));
> - return 0;
> }
>
> static struct isa_driver snd_es1688_driver = {
> diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
> index 5f8d7e8a5477..9beef8079177 100644
> --- a/sound/isa/es18xx.c
> +++ b/sound/isa/es18xx.c
> @@ -2210,11 +2210,10 @@ static int snd_es18xx_isa_probe(struct device *pdev, unsigned int dev)
> }
> }
>
> -static int snd_es18xx_isa_remove(struct device *devptr,
> - unsigned int dev)
> +static void snd_es18xx_isa_remove(struct device *devptr,
> + unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/galaxy/galaxy.c b/sound/isa/galaxy/galaxy.c
> index 65f9f46c9f58..d33d69f29924 100644
> --- a/sound/isa/galaxy/galaxy.c
> +++ b/sound/isa/galaxy/galaxy.c
> @@ -608,10 +608,9 @@ static int snd_galaxy_probe(struct device *dev, unsigned int n)
> return err;
> }
>
> -static int snd_galaxy_remove(struct device *dev, unsigned int n)
> +static void snd_galaxy_remove(struct device *dev, unsigned int n)
> {
> snd_card_free(dev_get_drvdata(dev));
> - return 0;
> }
>
> static struct isa_driver snd_galaxy_driver = {
> diff --git a/sound/isa/gus/gusclassic.c b/sound/isa/gus/gusclassic.c
> index 7419b1939754..015f88a11352 100644
> --- a/sound/isa/gus/gusclassic.c
> +++ b/sound/isa/gus/gusclassic.c
> @@ -195,10 +195,9 @@ out: snd_card_free(card);
> return error;
> }
>
> -static int snd_gusclassic_remove(struct device *dev, unsigned int n)
> +static void snd_gusclassic_remove(struct device *dev, unsigned int n)
> {
> snd_card_free(dev_get_drvdata(dev));
> - return 0;
> }
>
> static struct isa_driver snd_gusclassic_driver = {
> diff --git a/sound/isa/gus/gusextreme.c b/sound/isa/gus/gusextreme.c
> index ed2f9d64efae..c9f31b4fb887 100644
> --- a/sound/isa/gus/gusextreme.c
> +++ b/sound/isa/gus/gusextreme.c
> @@ -324,10 +324,9 @@ out: snd_card_free(card);
> return error;
> }
>
> -static int snd_gusextreme_remove(struct device *dev, unsigned int n)
> +static void snd_gusextreme_remove(struct device *dev, unsigned int n)
> {
> snd_card_free(dev_get_drvdata(dev));
> - return 0;
> }
>
> static struct isa_driver snd_gusextreme_driver = {
> diff --git a/sound/isa/gus/gusmax.c b/sound/isa/gus/gusmax.c
> index 05cd9be4dd8a..dc09fbd6f88d 100644
> --- a/sound/isa/gus/gusmax.c
> +++ b/sound/isa/gus/gusmax.c
> @@ -338,10 +338,9 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev)
> return err;
> }
>
> -static int snd_gusmax_remove(struct device *devptr, unsigned int dev)
> +static void snd_gusmax_remove(struct device *devptr, unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> #define DEV_NAME "gusmax"
> diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c
> index 3e9ad930deae..e4d412e72b75 100644
> --- a/sound/isa/gus/interwave.c
> +++ b/sound/isa/gus/interwave.c
> @@ -825,10 +825,9 @@ static int snd_interwave_isa_probe(struct device *pdev,
> }
> }
>
> -static int snd_interwave_isa_remove(struct device *devptr, unsigned int dev)
> +static void snd_interwave_isa_remove(struct device *devptr, unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> static struct isa_driver snd_interwave_driver = {
> diff --git a/sound/isa/msnd/msnd_pinnacle.c b/sound/isa/msnd/msnd_pinnacle.c
> index 24b34ecf5e5b..69647b41300d 100644
> --- a/sound/isa/msnd/msnd_pinnacle.c
> +++ b/sound/isa/msnd/msnd_pinnacle.c
> @@ -1049,10 +1049,9 @@ static int snd_msnd_isa_probe(struct device *pdev, unsigned int idx)
> #endif
> }
>
> -static int snd_msnd_isa_remove(struct device *pdev, unsigned int dev)
> +static void snd_msnd_isa_remove(struct device *pdev, unsigned int dev)
> {
> snd_msnd_unload(dev_get_drvdata(pdev));
> - return 0;
> }
>
> static struct isa_driver snd_msnd_driver = {
> diff --git a/sound/isa/opl3sa2.c b/sound/isa/opl3sa2.c
> index 85a181acd388..7649a8a4128d 100644
> --- a/sound/isa/opl3sa2.c
> +++ b/sound/isa/opl3sa2.c
> @@ -878,11 +878,10 @@ static int snd_opl3sa2_isa_probe(struct device *pdev,
> return 0;
> }
>
> -static int snd_opl3sa2_isa_remove(struct device *devptr,
> +static void snd_opl3sa2_isa_remove(struct device *devptr,
> unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/opti9xx/miro.c b/sound/isa/opti9xx/miro.c
> index 44ed1b65f6ce..20933342f5eb 100644
> --- a/sound/isa/opti9xx/miro.c
> +++ b/sound/isa/opti9xx/miro.c
> @@ -1480,11 +1480,10 @@ static int snd_miro_isa_probe(struct device *devptr, unsigned int n)
> return 0;
> }
>
> -static int snd_miro_isa_remove(struct device *devptr,
> +static void snd_miro_isa_remove(struct device *devptr,
> unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> #define DEV_NAME "miro"
> diff --git a/sound/isa/opti9xx/opti92x-ad1848.c b/sound/isa/opti9xx/opti92x-ad1848.c
> index 881d3b5711d2..758f5b579138 100644
> --- a/sound/isa/opti9xx/opti92x-ad1848.c
> +++ b/sound/isa/opti9xx/opti92x-ad1848.c
> @@ -1024,11 +1024,10 @@ static int snd_opti9xx_isa_probe(struct device *devptr,
> return 0;
> }
>
> -static int snd_opti9xx_isa_remove(struct device *devptr,
> - unsigned int dev)
> +static void snd_opti9xx_isa_remove(struct device *devptr,
> + unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/sb/jazz16.c b/sound/isa/sb/jazz16.c
> index ee379bbf70a4..0e2e0ab3b9e4 100644
> --- a/sound/isa/sb/jazz16.c
> +++ b/sound/isa/sb/jazz16.c
> @@ -339,12 +339,11 @@ static int snd_jazz16_probe(struct device *devptr, unsigned int dev)
> return err;
> }
>
> -static int snd_jazz16_remove(struct device *devptr, unsigned int dev)
> +static void snd_jazz16_remove(struct device *devptr, unsigned int dev)
> {
> struct snd_card *card = dev_get_drvdata(devptr);
>
> snd_card_free(card);
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/sb/sb16.c b/sound/isa/sb/sb16.c
> index 479197c13803..db284b7b88a7 100644
> --- a/sound/isa/sb/sb16.c
> +++ b/sound/isa/sb/sb16.c
> @@ -547,10 +547,9 @@ static int snd_sb16_isa_probe(struct device *pdev, unsigned int dev)
> }
> }
>
> -static int snd_sb16_isa_remove(struct device *pdev, unsigned int dev)
> +static void snd_sb16_isa_remove(struct device *pdev, unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(pdev));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/sb/sb8.c b/sound/isa/sb/sb8.c
> index 438109f167d6..8e3e67b9a341 100644
> --- a/sound/isa/sb/sb8.c
> +++ b/sound/isa/sb/sb8.c
> @@ -192,10 +192,9 @@ static int snd_sb8_probe(struct device *pdev, unsigned int dev)
> return err;
> }
>
> -static int snd_sb8_remove(struct device *pdev, unsigned int dev)
> +static void snd_sb8_remove(struct device *pdev, unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(pdev));
> - return 0;
> }
>
> #ifdef CONFIG_PM
> diff --git a/sound/isa/sc6000.c b/sound/isa/sc6000.c
> index 3d0bea44f454..def137579717 100644
> --- a/sound/isa/sc6000.c
> +++ b/sound/isa/sc6000.c
> @@ -672,7 +672,7 @@ static int snd_sc6000_probe(struct device *devptr, unsigned int dev)
> return err;
> }
>
> -static int snd_sc6000_remove(struct device *devptr, unsigned int dev)
> +static void snd_sc6000_remove(struct device *devptr, unsigned int dev)
> {
> struct snd_card *card = dev_get_drvdata(devptr);
> char __iomem **vport = card->private_data;
> @@ -684,7 +684,6 @@ static int snd_sc6000_remove(struct device *devptr, unsigned int dev)
> release_region(mss_port[dev], 4);
>
> snd_card_free(card);
> - return 0;
> }
>
> static struct isa_driver snd_sc6000_driver = {
> diff --git a/sound/isa/sscape.c b/sound/isa/sscape.c
> index 2e5a5c5279e8..e70ef9aee545 100644
> --- a/sound/isa/sscape.c
> +++ b/sound/isa/sscape.c
> @@ -1183,10 +1183,9 @@ static int snd_sscape_probe(struct device *pdev, unsigned int dev)
> return ret;
> }
>
> -static int snd_sscape_remove(struct device *devptr, unsigned int dev)
> +static void snd_sscape_remove(struct device *devptr, unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> #define DEV_NAME "sscape"
> diff --git a/sound/isa/wavefront/wavefront.c b/sound/isa/wavefront/wavefront.c
> index 9e0f6b226775..b750a4fd40de 100644
> --- a/sound/isa/wavefront/wavefront.c
> +++ b/sound/isa/wavefront/wavefront.c
> @@ -565,11 +565,10 @@ static int snd_wavefront_isa_probe(struct device *pdev,
> return 0;
> }
>
> -static int snd_wavefront_isa_remove(struct device *devptr,
> +static void snd_wavefront_isa_remove(struct device *devptr,
> unsigned int dev)
> {
> snd_card_free(dev_get_drvdata(devptr));
> - return 0;
> }
>
> #define DEV_NAME "wavefront"
>
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