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authorSudip Mukherjee <sudipm.mukherjee@gmail.com>2016-02-23 18:14:17 +0530
committerTomi Valkeinen <tomi.valkeinen@ti.com>2016-02-26 12:16:58 +0200
commit7fdfc702d301a127d875e5608342a249201fdb4a (patch)
tree46ea50c5e8bad93e8113915a7e57f173f5daac4b /drivers/video
parentf059c4b220b821f8ed7b1b12387cce86373f666e (diff)
downloadlinux-7fdfc702d301a127d875e5608342a249201fdb4a.tar.gz
fbdev: n411: check return value
We were not checking the return value of platform_device_add_data()
which can fail.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/fbdev/n411.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/video/fbdev/n411.c b/drivers/video/fbdev/n411.c
index 935830fea7b6..053deacad7cc 100644
--- a/drivers/video/fbdev/n411.c
+++ b/drivers/video/fbdev/n411.c
@@ -165,16 +165,22 @@ static int __init n411_init(void)
 	if (!n411_device)
 		return -ENOMEM;
 
-	platform_device_add_data(n411_device, &n411_board, sizeof(n411_board));
+	ret = platform_device_add_data(n411_device, &n411_board,
+				       sizeof(n411_board));
+	if (ret)
+		goto put_plat_device;
 
 	/* this _add binds hecubafb to n411. hecubafb refcounts n411 */
 	ret = platform_device_add(n411_device);
 
 	if (ret)
-		platform_device_put(n411_device);
+		goto put_plat_device;
 
-	return ret;
+	return 0;
 
+put_plat_device:
+	platform_device_put(n411_device);
+	return ret;
 }
 
 static void __exit n411_exit(void)