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Diffstat (limited to 'drivers/media/v4l2-core/videobuf-core.c')
-rw-r--r--drivers/media/v4l2-core/videobuf-core.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/media/v4l2-core/videobuf-core.c b/drivers/media/v4l2-core/videobuf-core.c
index fb5ee5d..b91a266 100644
--- a/drivers/media/v4l2-core/videobuf-core.c
+++ b/drivers/media/v4l2-core/videobuf-core.c
@@ -441,11 +441,6 @@ int videobuf_reqbufs(struct videobuf_queue *q,
unsigned int size, count;
int retval;
- if (req->count < 1) {
- dprintk(1, "reqbufs: count invalid (%d)\n", req->count);
- return -EINVAL;
- }
-
if (req->memory != V4L2_MEMORY_MMAP &&
req->memory != V4L2_MEMORY_USERPTR &&
req->memory != V4L2_MEMORY_OVERLAY) {
@@ -471,6 +466,12 @@ int videobuf_reqbufs(struct videobuf_queue *q,
goto done;
}
+ if (req->count == 0) {
+ dprintk(1, "reqbufs: count invalid (%d)\n", req->count);
+ retval = __videobuf_free(q);
+ goto done;
+ }
+
count = req->count;
if (count > VIDEO_MAX_FRAME)
count = VIDEO_MAX_FRAME;

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