[media] uvc_entity: initialize return value

drivers/media/video/uvc/uvc_entity.c: In function ‘uvc_mc_register_entities’:
drivers/media/video/uvc/uvc_entity.c:33: warning: ‘ret’ may be used uninitialized in this function

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/uvc/uvc_entity.c b/drivers/media/video/uvc/uvc_entity.c
index ede7852..c3ab0c8 100644 (file)
--- a/drivers/media/video/uvc/uvc_entity.c
+++ b/drivers/media/video/uvc/uvc_entity.c
@@ -30,7 +30,7 @@ static int uvc_mc_register_entity(struct uvc_video_chain *chain,
        struct uvc_entity *remote;
        unsigned int i;
        u8 remote_pad;
-       int ret;
+       int ret = 0;
 
        for (i = 0; i < entity->num_pads; ++i) {
                struct media_entity *source;