Merge tag 'D01-for-3.18' of git://github.com/hisilicon/linux-hisi into next/soc

[cascardo/linux.git] / drivers / usb / host / xhci.c

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index b6f2117..c020b09 100644 (file)
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -2880,6 +2880,9 @@ void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci,
                        ep_index, ep->stopped_stream, ep->stopped_td,
                        &deq_state);
 
+       if (!deq_state.new_deq_ptr || !deq_state.new_deq_seg)
+               return;
+
        /* HW with the reset endpoint quirk will use the saved dequeue state to
         * issue a configure endpoint command later.
         */