From: Pratyush Anand <pratyush.anand@st.com>
Date: Fri, 15 Jun 2012 06:24:00 +0000 (+0530)
Subject: usb: dwc3: fix giveback of queued request in ep_dequeue
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e8d4e8be860d935099ffcf695dcd29b55ae50b36;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

usb: dwc3: fix giveback of queued request in ep_dequeue

In case of ep_dequeue , if dequeued request was submitted for dma
transfer, then endpoint is stopped. Once endpoint is stooped, callback
for the dequeued request must be called.

Signed-off-by: Pratyush Anand <pratyush.anand@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 3df1a1973b05..ec70df7aba17 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1091,7 +1091,7 @@ static int dwc3_gadget_ep_dequeue(struct usb_ep *ep,
 		if (r == req) {
 			/* wait until it is processed */
 			dwc3_stop_active_transfer(dwc, dep->number);
-			goto out0;
+			goto out1;
 		}
 		dev_err(dwc->dev, "request %p was not queued to %s\n",
 				request, ep->name);
@@ -1099,6 +1099,7 @@ static int dwc3_gadget_ep_dequeue(struct usb_ep *ep,
 		goto out0;
 	}
 
+out1:
 	/* giveback the request */
 	dwc3_gadget_giveback(dep, req, -ECONNRESET);