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authorFelipe Balbi <balbi@ti.com>2012-03-21 11:44:00 +0200
committerFelipe Balbi <balbi@ti.com>2012-04-10 12:21:44 +0300
commitcd423dd3634a5232a3019eb372b144619a61cd16 (patch)
tree88090e1f09769c38c875d037cccbfb99fa92d0de /drivers/usb
parent566ccdda07dc5898272b6fbad9c616fc44be305a (diff)
downloadop-kernel-dev-cd423dd3634a5232a3019eb372b144619a61cd16.zip
op-kernel-dev-cd423dd3634a5232a3019eb372b144619a61cd16.tar.gz
usb: dwc3: ep0: increment "actual" on bounced ep0 case
due to a HW limitation we have a bounce buffer for ep0 out transfers which are not aligned with MaxPacketSize. On such case we were not increment r->actual as we should. This patch fixes that mistake. Cc: stable@vger.kernel.org Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/dwc3/ep0.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index a40d3bb..da43131 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -569,9 +569,10 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc,
dwc->ep0_bounced = false;
} else {
transferred = ur->length - length;
- ur->actual += transferred;
}
+ ur->actual += transferred;
+
if ((epnum & 1) && ur->actual < ur->length) {
/* for some reason we did not get everything out */
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