V4L/DVB (8561): make ivtv_claim_stream() static

ivtv_claim_stream() can now become static.
Signed-off-by: NAdrian Bunk <bunk@kernel.org>
Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/ivtv/ivtv-fileops.c

@@ -39,7 +39,7 @@
    associated VBI streams are also automatically claimed.
    Possible error returns: -EBUSY if someone else has claimed
    the stream or 0 on success. */
-int ivtv_claim_stream(struct ivtv_open_id *id, int type)
+static int ivtv_claim_stream(struct ivtv_open_id *id, int type)
 {
 	struct ivtv *itv = id->itv;
 	struct ivtv_stream *s = &itv->streams[type];

drivers/media/video/ivtv/ivtv-fileops.h

@@ -38,11 +38,6 @@ void ivtv_unmute(struct ivtv *itv);
 
 /* Utilities */
 
-/* Try to claim a stream for the filehandle. Return 0 on success,
-   -EBUSY if stream already claimed. Once a stream is claimed, it
-   remains claimed until the associated filehandle is closed. */
-int ivtv_claim_stream(struct ivtv_open_id *id, int type);
-
 /* Release a previously claimed stream. */
 void ivtv_release_stream(struct ivtv_stream *s);