linux-kernel - [PATCH 2/8] video: fbdev: au1200fb: Return an error code if a memory allocation fails

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Message-Id: <54fd561213381c7cb5b29996544d7ef83539b018.1508179264.git.christophe.jaillet@wanadoo.fr>
Date:   Mon, 16 Oct 2017 21:04:48 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     b.zolnierkie@...sung.com, tj@...nel.org
Cc:     dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH 2/8] video: fbdev: au1200fb: Return an error code if a memory allocation fails

'ret' is known to be 0 at this point.
In case of memory allocation error in 'framebuffer_alloc()', return
-ENOMEM instead.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/video/fbdev/au1200fb.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/au1200fb.c b/drivers/video/fbdev/au1200fb.c
index a5facc2ad90b..7fa41026984d 100644
--- a/drivers/video/fbdev/au1200fb.c
+++ b/drivers/video/fbdev/au1200fb.c
@@ -1680,8 +1680,10 @@ static int au1200fb_drv_probe(struct platform_device *dev)
 
 		fbi = framebuffer_alloc(sizeof(struct au1200fb_device),
 					&dev->dev);
-		if (!fbi)
+		if (!fbi) {
+			ret = -ENOMEM;
 			goto failed;
+		}
 
 		_au1200fb_infos[plane] = fbi;
 		fbdev = fbi->par;
-- 
2.11.0