V4L/DVB (8750): V4L: check inval in video_register_device_index() · ee7aa9f821 - Gogs

V4L/DVB (8750): V4L: check inval in video_register_device_index()

Better check the video_device pointer before using it.

Signed-off-by: Henrik Kretzschmar <henne@nachtwindheim.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

Henrik Kretzschmar 17 years ago

parent

ef0e3c26ef

commit

ee7aa9f821

1 changed files with 3 additions and 0 deletions

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							+ 3
							
							- 0
						
drivers/media/video/v4l2-dev.c
							 
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				@@ -254,6 +254,9 @@ int video_register_device_index(struct video_device *vfd, int type, int nr,
			
				 	int ret;
			
				 	char *name_base;
			
				+	if (vfd == NULL)
			
				+		return -EINVAL;
			
				+
			
				 	if (vfd == NULL)
			
				 		return -EINVAL;