diff options
| -rw-r--r-- | drivers/usb/gadget/function/uvc_video.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/function/uvc_video.c b/drivers/usb/gadget/function/uvc_video.c index ceeabc4ba3b1..a9bb4553db84 100644 --- a/drivers/usb/gadget/function/uvc_video.c +++ b/drivers/usb/gadget/function/uvc_video.c @@ -155,7 +155,7 @@ uvc_video_encode_isoc_sg(struct usb_request *req, struct uvc_video *video, sg = sg_next(sg); for_each_sg(sg, iter, ureq->sgt.nents - 1, i) { - if (!len || !buf->sg) + if (!len || !buf->sg || !sg_dma_len(buf->sg)) break; sg_left = sg_dma_len(buf->sg) - buf->offset; |