From 618ff9cebe873681e6b0edab15528890577afd27 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Sun, 6 Jul 2014 23:19:46 +0100 Subject: [PATCH] staging: vt6656: s_nsBulkInUsbIoCompleteRead check that used sk_buff is clean and ready to reuse. skb_push the headroom and trimmed back to 0 Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/usbpipe.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/staging/vt6656/usbpipe.c b/drivers/staging/vt6656/usbpipe.c index c8b0ed5adf7a..dd031bbb25ba 100644 --- a/drivers/staging/vt6656/usbpipe.c +++ b/drivers/staging/vt6656/usbpipe.c @@ -303,6 +303,9 @@ static void s_nsBulkInUsbIoCompleteRead(struct urb *urb) spin_unlock_irqrestore(&priv->lock, flags); return; } + } else { + skb_push(rcb->skb, skb_headroom(rcb->skb)); + skb_trim(rcb->skb, 0); } urb->transfer_buffer = skb_put(rcb->skb, -- 2.11.0