linux-kernel - [PATCH -next] omapfb: connector-hdmi: simplify the return expression of hdmic

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Message-ID: <20200921131051.92661-1-miaoqinglang@huawei.com>
Date:   Mon, 21 Sep 2020 21:10:51 +0800
From:   Qinglang Miao <miaoqinglang@...wei.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
CC:     <linux-gpio@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-omap@...r.kernel.org>, <linux-fbdev@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>,
        Qinglang Miao <miaoqinglang@...wei.com>
Subject: [PATCH -next] omapfb: connector-hdmi: simplify the return expression of hdmic_connect

Simplify the return expression.

Signed-off-by: Qinglang Miao <miaoqinglang@...wei.com>
---
 drivers/gpio/gpio-cs5535.c                                 | 6 +-----
 drivers/video/fbdev/omap2/omapfb/displays/connector-hdmi.c | 7 +------
 2 files changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/gpio/gpio-cs5535.c b/drivers/gpio/gpio-cs5535.c
index 53b24e3ae..57b9ddffd 100644
--- a/drivers/gpio/gpio-cs5535.c
+++ b/drivers/gpio/gpio-cs5535.c
@@ -345,12 +345,8 @@ static int cs5535_gpio_probe(struct platform_device *pdev)
 				mask_orig, mask);
 
 	/* finally, register with the generic GPIO API */
-	err = devm_gpiochip_add_data(&pdev->dev, &cs5535_gpio_chip.chip,
+	return devm_gpiochip_add_data(&pdev->dev, &cs5535_gpio_chip.chip,
 				     &cs5535_gpio_chip);
-	if (err)
-		return err;
-
-	return 0;
 }
 
 static struct platform_driver cs5535_gpio_driver = {
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/connector-hdmi.c b/drivers/video/fbdev/omap2/omapfb/displays/connector-hdmi.c
index 49551afbd..670b9c6eb 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/connector-hdmi.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/connector-hdmi.c
@@ -50,18 +50,13 @@ static int hdmic_connect(struct omap_dss_device *dssdev)
 {
 	struct panel_drv_data *ddata = to_panel_data(dssdev);
 	struct omap_dss_device *in = ddata->in;
-	int r;
 
 	dev_dbg(ddata->dev, "connect\n");
 
 	if (omapdss_device_is_connected(dssdev))
 		return 0;
 
-	r = in->ops.hdmi->connect(in, dssdev);
-	if (r)
-		return r;
-
-	return 0;
+	return in->ops.hdmi->connect(in, dssdev);
 }
 
 static void hdmic_disconnect(struct omap_dss_device *dssdev)
-- 
2.23.0