diff options
| -rw-r--r-- | drivers/usb/host/ehci-q.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 726bd9d74ebb..ef5925830bf1 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -722,7 +722,8 @@ qh_urb_transaction ( /* * control requests may need a terminating data "status" ack; - * bulk ones may need a terminating short packet (zero length). + * other OUT ones may need a terminating short packet + * (zero length). */ if (likely (urb->transfer_buffer_length != 0)) { int one_more = 0; @@ -731,7 +732,7 @@ qh_urb_transaction ( one_more = 1; token ^= 0x0100; /* "in" <--> "out" */ token |= QTD_TOGGLE; /* force DATA1 */ - } else if (usb_pipebulk (urb->pipe) + } else if (usb_pipeout(urb->pipe) && (urb->transfer_flags & URB_ZERO_PACKET) && !(urb->transfer_buffer_length % maxpacket)) { one_more = 1; |