Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

1 files changed, 7 insertions, 7 deletions

diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index bf03ec0d8ee2..9b13bf2fa98d 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -514,18 +514,18 @@ qh_urb_transaction (
                 qtd->urb = urb;
                 qtd_prev->hw_next = QTD_NEXT (qtd->qtd_dma);
                 list_add_tail (&qtd->qtd_list, head);
+
+                /* for zero length DATA stages, STATUS is always IN */
+                if (len == 0)
+                        token |= (1 /* "in" */ << 8);
         } 
 
         /*
          * data transfer stage:  buffer setup
          */
-        if (likely (len > 0))
-                buf = urb->transfer_dma;
-        else
-                buf = 0;
+        buf = urb->transfer_dma;
 
-        /* for zero length DATA stages, STATUS is always IN */
-        if (!buf || is_input)
+        if (is_input)
                 token |= (1 /* "in" */ << 8);
         /* else it's already initted to "out" pid (0 << 8) */
 
@@ -572,7 +572,7 @@ qh_urb_transaction (
          * control requests may need a terminating data "status" ack;
          * bulk ones may need a terminating short packet (zero length).
          */
-        if (likely (buf != 0)) {
+        if (likely (urb->transfer_buffer_length != 0)) {
                 int     one_more = 0;
 
                 if (usb_pipecontrol (urb->pipe)) {