linux-kernel - [PATCH] media: s2255drv: remove redundant assignment to variable field

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Message-Id: <20210409091531.630379-1-colin.king@canonical.com>
Date:   Fri,  9 Apr 2021 10:15:31 +0100
From:   Colin King <colin.king@...onical.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] media: s2255drv: remove redundant assignment to variable field

From: Colin Ian King <colin.king@...onical.com>

The variable 'field' is being assigned a value this is never read,
it is being updated in all the following if/else combinations. The
assignment is redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 drivers/media/usb/s2255/s2255drv.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c
index 4af55e2478be..3b0e4ed75d99 100644
--- a/drivers/media/usb/s2255/s2255drv.c
+++ b/drivers/media/usb/s2255/s2255drv.c
@@ -767,8 +767,6 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 	if (fmt == NULL)
 		return -EINVAL;
 
-	field = f->fmt.pix.field;
-
 	dprintk(vc->dev, 50, "%s NTSC: %d suggested width: %d, height: %d\n",
 		__func__, is_ntsc, f->fmt.pix.width, f->fmt.pix.height);
 	if (is_ntsc) {
-- 
2.30.2