linux-kernel - [PATCH] video: fbdev: fsl-diu-fb: remove unneeded variable 'res'

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Message-ID: <20200910140558.1191423-1-yanaijie@huawei.com>
Date:   Thu, 10 Sep 2020 22:05:58 +0800
From:   Jason Yan <yanaijie@...wei.com>
To:     <timur@...nel.org>, <b.zolnierkie@...sung.com>,
        <gustavoars@...nel.org>, <linux-fbdev@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
CC:     Jason Yan <yanaijie@...wei.com>, Hulk Robot <hulkci@...wei.com>
Subject: [PATCH] video: fbdev: fsl-diu-fb: remove unneeded variable 'res'

Eliminate the following coccicheck warning:

drivers/video/fbdev/fsl-diu-fb.c:1428:5-8: Unneeded variable: "res".
Return "0" on line 1450

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Jason Yan <yanaijie@...wei.com>
---
 drivers/video/fbdev/fsl-diu-fb.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/video/fbdev/fsl-diu-fb.c b/drivers/video/fbdev/fsl-diu-fb.c
index a547c21c7e92..e332017c6af6 100644
--- a/drivers/video/fbdev/fsl-diu-fb.c
+++ b/drivers/video/fbdev/fsl-diu-fb.c
@@ -1425,7 +1425,6 @@ static int fsl_diu_open(struct fb_info *info, int user)
 static int fsl_diu_release(struct fb_info *info, int user)
 {
 	struct mfb_info *mfbi = info->par;
-	int res = 0;
 
 	spin_lock(&diu_lock);
 	mfbi->count--;
@@ -1447,7 +1446,7 @@ static int fsl_diu_release(struct fb_info *info, int user)
 	}
 
 	spin_unlock(&diu_lock);
-	return res;
+	return 0;
 }
 
 static const struct fb_ops fsl_diu_ops = {
-- 
2.25.4