linux-kernel - [PATCH 08/34] [media] DaVinci-VPBE: Return the success indication only as a constant in vpbe_set

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Date:   Wed, 12 Oct 2016 16:43:27 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-media@...r.kernel.org, Hans Verkuil <hans.verkuil@...co.com>,
        "Lad, Prabhakar" <prabhakar.csengg@...il.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org,
        Julia Lawall <julia.lawall@...6.fr>
Subject: [PATCH 08/34] [media] DaVinci-VPBE: Return the success indication
 only as a constant in vpbe_set_mode()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Wed, 12 Oct 2016 09:51:29 +0200

* Return a success code without storing it in an intermediate variable.

* Delete the local variable "ret" which became unnecessary with
  this refactoring.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/media/platform/davinci/vpbe.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/media/platform/davinci/vpbe.c b/drivers/media/platform/davinci/vpbe.c
index 9fdd8c0..d6a0221 100644
--- a/drivers/media/platform/davinci/vpbe.c
+++ b/drivers/media/platform/davinci/vpbe.c
@@ -509,7 +509,6 @@ static int vpbe_set_mode(struct vpbe_device *vpbe_dev,
 	struct v4l2_dv_timings dv_timings;
 	struct osd_state *osd_device;
 	int out_index = vpbe_dev->current_out_index;
-	int ret = 0;
 	int i;
 
 	if (!mode_info || !mode_info->name)
@@ -549,8 +548,7 @@ static int vpbe_set_mode(struct vpbe_device *vpbe_dev,
 		vpbe_dev->current_timings.upper_margin);
 
 	mutex_unlock(&vpbe_dev->lock);
-
-	return ret;
+	return 0;
 }
 
 static int vpbe_set_default_mode(struct vpbe_device *vpbe_dev)
-- 
2.10.1