usb: ohci: Fix ctrl in messages with a data-len of 0

Fix taken from the Linux kernel ohci driver.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Marek Vasut <marex@denx.de>
This commit is contained in:
Hans de Goede 2015-05-05 23:56:12 +02:00 committed by Simon Glass
parent 6651c14065
commit cae01cb2a9

View File

@ -988,7 +988,7 @@ static void td_submit_job(ohci_t *ohci, struct usb_device *dev,
}
/* Status phase */
info = usb_pipeout(pipe)?
info = (usb_pipeout(pipe) || data_len == 0) ?
TD_CC | TD_DP_IN | TD_T_DATA1:
TD_CC | TD_DP_OUT | TD_T_DATA1;
td_fill(ohci, info, data, 0, dev, cnt++, urb);