linux-kernel - [PATCH] media: i2c: fix returnvar.cocci warnings

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Date:   Wed, 19 Jan 2022 13:24:47 +0800
From:   kernel test robot <lkp@...el.com>
To:     Daniel Scally <djrscally@...il.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org,
        Jean-Michel Hautbois <jeanmichel.hautbois@...asonboard.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>
Subject: [PATCH] media: i2c: fix returnvar.cocci warnings

From: kernel test robot <lkp@...el.com>

drivers/media/i2c/ov5693.c:953:5-8: Unneeded variable: "ret". Return "0" on line 985


 Remove unneeded variable used to store return value.

Generated by: scripts/coccinelle/misc/returnvar.cocci

CC: Daniel Scally <djrscally@...il.com>
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: kernel test robot <lkp@...el.com>
---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   99613159ad749543621da8238acf1a122880144e
commit: 89aef879cb537061f7a0948210fc00c5f1b5dfb4 media: i2c: Add support for ov5693 sensor
:::::: branch date: 17 hours ago
:::::: commit date: 7 weeks ago

 ov5693.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

--- a/drivers/media/i2c/ov5693.c
+++ b/drivers/media/i2c/ov5693.c
@@ -950,7 +950,6 @@ static int ov5693_set_fmt(struct v4l2_su
 	unsigned int width, height;
 	unsigned int hblank;
 	int exposure_max;
-	int ret = 0;
 
 	crop = __ov5693_get_pad_crop(ov5693, state, format->pad, format->which);
 
@@ -982,7 +981,7 @@ static int ov5693_set_fmt(struct v4l2_su
 	format->format = *fmt;
 
 	if (format->which == V4L2_SUBDEV_FORMAT_TRY)
-		return ret;
+		return 0;
 
 	mutex_lock(&ov5693->lock);
 
@@ -1012,7 +1011,7 @@ static int ov5693_set_fmt(struct v4l2_su
 				     exposure_max));
 
 	mutex_unlock(&ov5693->lock);
-	return ret;
+	return 0;
 }
 
 static int ov5693_get_selection(struct v4l2_subdev *sd,