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path: root/drivers/media/usb/uvc/uvc_queue.c
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Diffstat (limited to 'drivers/media/usb/uvc/uvc_queue.c')
-rw-r--r--drivers/media/usb/uvc/uvc_queue.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/media/usb/uvc/uvc_queue.c b/drivers/media/usb/uvc/uvc_queue.c
index 5577381b5bf0..18a91fae6bc1 100644
--- a/drivers/media/usb/uvc/uvc_queue.c
+++ b/drivers/media/usb/uvc/uvc_queue.c
@@ -122,21 +122,27 @@ static struct vb2_ops uvc_queue_qops = {
.buf_finish = uvc_buffer_finish,
};
-void uvc_queue_init(struct uvc_video_queue *queue, enum v4l2_buf_type type,
+int uvc_queue_init(struct uvc_video_queue *queue, enum v4l2_buf_type type,
int drop_corrupted)
{
+ int ret;
+
queue->queue.type = type;
queue->queue.io_modes = VB2_MMAP | VB2_USERPTR;
queue->queue.drv_priv = queue;
queue->queue.buf_struct_size = sizeof(struct uvc_buffer);
queue->queue.ops = &uvc_queue_qops;
queue->queue.mem_ops = &vb2_vmalloc_memops;
- vb2_queue_init(&queue->queue);
+ ret = vb2_queue_init(&queue->queue);
+ if (ret)
+ return ret;
mutex_init(&queue->mutex);
spin_lock_init(&queue->irqlock);
INIT_LIST_HEAD(&queue->irqqueue);
queue->flags = drop_corrupted ? UVC_QUEUE_DROP_CORRUPTED : 0;
+
+ return 0;
}
/* -----------------------------------------------------------------------------