diff options
| -rw-r--r-- | linux/drivers/media/video/videobuf-core.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/linux/drivers/media/video/videobuf-core.c b/linux/drivers/media/video/videobuf-core.c index aacced01e..4edb65114 100644 --- a/linux/drivers/media/video/videobuf-core.c +++ b/linux/drivers/media/video/videobuf-core.c @@ -290,16 +290,18 @@ int videobuf_reqbufs(struct videobuf_queue *q, return -EINVAL; } + mutex_lock(&q->lock); if (q->streaming) { dprintk(1,"reqbufs: streaming already exists\n"); - return -EBUSY; + retval = -EBUSY; + goto done; } if (!list_empty(&q->stream)) { dprintk(1,"reqbufs: stream running\n"); - return -EBUSY; + retval = -EBUSY; + goto done; } - mutex_lock(&q->lock); count = req->count; if (count > VIDEO_MAX_FRAME) count = VIDEO_MAX_FRAME; |