V4L/DVB (6803): buf-core.c locking fixes

After commit 19fb1457990b6b7e15586ec7331541a184233acc the callers in
videobuf-core.c that already hold the lock must call
__videobuf_read_start() instead of videobuf_read_start().

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/media/video/videobuf-core.c b/drivers/media/video/videobuf-core.c
index 81f77d2b4bd..c8a5cb57963 100644
--- a/drivers/media/video/videobuf-core.c
+++ b/drivers/media/video/videobuf-core.c
@@ -909,7 +909,7 @@ ssize_t videobuf_read_stream(struct videobuf_queue *q,
         if (q->streaming)
                 goto done;
         if (!q->reading) {
-                retval = videobuf_read_start(q);
+                retval = __videobuf_read_start(q);
                 if (retval < 0)
                         goto done;
         }
@@ -982,7 +982,7 @@ unsigned int videobuf_poll_stream(struct file *file,
                                          struct videobuf_buffer, stream);
         } else {
                 if (!q->reading)
-                        videobuf_read_start(q);
+                        __videobuf_read_start(q);
                 if (!q->reading) {
                         rc = POLLERR;
                 } else if (NULL == q->read_buf) {