[PATCH] USB: UHCI: change uhci_explen macro

This patch (as616) changed the uhci_explen macro in uhci-hcd.h so that
it now accepts the desired length, rather than length - 1 with special
handling for 0.  This also fixes a minor bug that would show up only
when a driver submits a 0-length bulk URB.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 071fab6b6475..120ca64fe3f7 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -566,7 +566,7 @@ static int uhci_start(struct usb_hcd *hcd)
         uhci->skel_bulk_qh->link = cpu_to_le32(uhci->skel_term_qh->dma_handle) | UHCI_PTR_QH;
 
         /* This dummy TD is to work around a bug in Intel PIIX controllers */
-        uhci_fill_td(uhci->term_td, 0, (UHCI_NULL_DATA_SIZE << 21) |
+        uhci_fill_td(uhci->term_td, 0, uhci_explen(0) |
                 (0x7f << TD_TOKEN_DEVADDR_SHIFT) | USB_PID_IN, 0);
         uhci->term_td->link = cpu_to_le32(uhci->term_td->dma_handle);