linux-kernel - [PATCH v4 1/5] ov7670: Remove useless use of a ret variable

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Message-Id: <20190115085448.1400135-2-lkundrak@v3.sk>
Date:   Tue, 15 Jan 2019 09:54:44 +0100
From:   Lubomir Rintel <lkundrak@...sk>
To:     Sakari Ailus <sakari.ailus@....fi>
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Lubomir Rintel <lkundrak@...sk>
Subject: [PATCH v4 1/5] ov7670: Remove useless use of a ret variable

From: Sakari Ailus <sakari.ailus@...ux.intel.com>

Instead of assigning the return value to ret and then checking and
returning it, just return the value to the caller directly. The success
value is always 0.

Signed-off-by: Sakari Ailus <sakari.ailus@...ux.intel.com>
Acked-by: Lubomir Rintel <lkundrak@...sk>

---
 drivers/media/i2c/ov7670.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c
index 4939a83b50e4..61c47c61c693 100644
--- a/drivers/media/i2c/ov7670.c
+++ b/drivers/media/i2c/ov7670.c
@@ -859,11 +859,7 @@ static int ov7675_set_framerate(struct v4l2_subdev *sd,
 	/* Recalculate frame rate */
 	ov7675_get_framerate(sd, tpf);
 
-	ret = ov7670_write(sd, REG_CLKRC, info->clkrc);
-	if (ret < 0)
-		return ret;
-
-	return 0;
+	return ov7670_write(sd, REG_CLKRC, info->clkrc);
 }
 
 static void ov7670_get_framerate_legacy(struct v4l2_subdev *sd,
-- 
2.20.1