V4L/DVB (8682): V4L: fix return value of register video func

If a wrong device type is used with video_register_device_index() it should
better return an error number, instead of a constant.

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

diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c
index 6f36006..0320fb8 100644 (file)
--- a/drivers/media/video/v4l2-dev.c
+++ b/drivers/media/video/v4l2-dev.c
@@ -281,7 +281,7 @@ int video_register_device_index(struct video_device *vfd, int type, int nr,
        default:
                printk(KERN_ERR "%s called with unknown type: %d\n",
                       __func__, type);
-               return -1;
+               return -EINVAL;
        }
 
        /* pick a minor number */