diff options
Diffstat (limited to 'drivers/media/video/videobuf-core.c')
| -rw-r--r-- | drivers/media/video/videobuf-core.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/media/video/videobuf-core.c b/drivers/media/video/videobuf-core.c index 63d7043502d6..52bb74b18a68 100644 --- a/drivers/media/video/videobuf-core.c +++ b/drivers/media/video/videobuf-core.c @@ -311,20 +311,18 @@ static void videobuf_status(struct videobuf_queue *q, struct v4l2_buffer *b, static int __videobuf_mmap_free(struct videobuf_queue *q) { int i; - int rc; if (!q) return 0; MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); - rc = CALL(q, mmap_free, q); + for (i = 0; i < VIDEO_MAX_FRAME; i++) + if (q->bufs[i] && q->bufs[i]->map) + return -EBUSY; q->is_mmapped = 0; - if (rc < 0) - return rc; - for (i = 0; i < VIDEO_MAX_FRAME; i++) { if (NULL == q->bufs[i]) continue; @@ -333,7 +331,7 @@ static int __videobuf_mmap_free(struct videobuf_queue *q) q->bufs[i] = NULL; } - return rc; + return 0; } int videobuf_mmap_free(struct videobuf_queue *q) |