1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index 0917e3a3246..2499b3bce36 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -649,7 +649,7 @@ qh_urb_transaction (
         /*
          * data transfer stage:  buffer setup
          */
-        i = urb->num_sgs;
+        i = urb->num_mapped_sgs;
         if (len > 0 && i > 0) {
                 sg = urb->sg;
                 buf = sg_dma_address(sg);