1 files changed, 3 insertions, 27 deletions

diff --git a/drivers/usb/gadget/function/uvc_queue.c b/drivers/usb/gadget/function/uvc_queue.c
index 2cda982f3765..d25edc3d2174 100644
--- a/drivers/usb/gadget/function/uvc_queue.c
+++ b/drivers/usb/gadget/function/uvc_queue.c
@@ -185,18 +185,7 @@ int uvcg_query_buffer(struct uvc_video_queue *queue, struct v4l2_buffer *buf)
 
 int uvcg_queue_buffer(struct uvc_video_queue *queue, struct v4l2_buffer *buf)
 {
-	unsigned long flags;
-	int ret;
-
-	ret = vb2_qbuf(&queue->queue, NULL, buf);
-	if (ret < 0)
-		return ret;
-
-	spin_lock_irqsave(&queue->irqlock, flags);
-	ret = (queue->flags & UVC_QUEUE_PAUSED) != 0;
-	queue->flags &= ~UVC_QUEUE_PAUSED;
-	spin_unlock_irqrestore(&queue->irqlock, flags);
-	return ret;
+	return vb2_qbuf(&queue->queue, NULL, buf);
 }
 
 /*
@@ -328,33 +317,22 @@ int uvcg_queue_enable(struct uvc_video_queue *queue, int enable)
 }
 
 /* called with &queue_irqlock held.. */
-struct uvc_buffer *uvcg_queue_next_buffer(struct uvc_video_queue *queue,
+void uvcg_complete_buffer(struct uvc_video_queue *queue,
 					  struct uvc_buffer *buf)
 {
-	struct uvc_buffer *nextbuf;
-
 	if ((queue->flags & UVC_QUEUE_DROP_INCOMPLETE) &&
 	     buf->length != buf->bytesused) {
 		buf->state = UVC_BUF_STATE_QUEUED;
 		vb2_set_plane_payload(&buf->buf.vb2_buf, 0, 0);
-		return buf;
+		return;
 	}
 
-	list_del(&buf->queue);
-	if (!list_empty(&queue->irqqueue))
-		nextbuf = list_first_entry(&queue->irqqueue, struct uvc_buffer,
-					   queue);
-	else
-		nextbuf = NULL;
-
 	buf->buf.field = V4L2_FIELD_NONE;
 	buf->buf.sequence = queue->sequence++;
 	buf->buf.vb2_buf.timestamp = ktime_get_ns();
 
 	vb2_set_plane_payload(&buf->buf.vb2_buf, 0, buf->bytesused);
 	vb2_buffer_done(&buf->buf.vb2_buf, VB2_BUF_STATE_DONE);
-
-	return nextbuf;
 }
 
 struct uvc_buffer *uvcg_queue_head(struct uvc_video_queue *queue)
@@ -364,8 +342,6 @@ struct uvc_buffer *uvcg_queue_head(struct uvc_video_queue *queue)
 	if (!list_empty(&queue->irqqueue))
 		buf = list_first_entry(&queue->irqqueue, struct uvc_buffer,
 				       queue);
-	else
-		queue->flags |= UVC_QUEUE_PAUSED;
 
 	return buf;
 }