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Diffstat (limited to 'drivers/media/v4l2-core/videobuf2-core.c')
-rw-r--r--drivers/media/v4l2-core/videobuf2-core.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 5a5fb7f09b7b..a127925c9d61 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -1776,6 +1776,11 @@ static int vb2_internal_streamon(struct vb2_queue *q, enum v4l2_buf_type type)
return 0;
}
+ if (!q->num_buffers) {
+ dprintk(1, "streamon: no buffers have been allocated\n");
+ return -EINVAL;
+ }
+
/*
* If any buffers were queued before streamon,
* we can now pass them to driver for processing.