From: Felipe Balbi <balbi@ti.com>
Date: Thu, 18 Sep 2014 14:31:32 +0000 (-0500)
Subject: Revert "usb: gadget: composite: dequeue cdev->req before free it in composite_dev_cle... 
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=bf17eba7ae1e813b0ad67cb1078dcbd7083b906e;p=linux-beck.git

Revert "usb: gadget: composite: dequeue cdev->req before free it in composite_dev_cleanup"

This reverts commit f2267089ea17fa97b796b1b4247e3f8957655df3.

That commit causes more problem than fixes. Firstly, kfree()
should be called after usb_ep_dequeue() and secondly, the way
things are, we will try to dequeue a request that has already
completed much more frequently than one which is pending.

Cc: Li Jun <b47624@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Cc: stable <stable@vger.kernel.org> # 3.17
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index e07eddbb3f8c..a8c18df171c3 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1956,7 +1956,6 @@ void composite_dev_cleanup(struct usb_composite_dev *cdev)
 	}
 	if (cdev->req) {
 		kfree(cdev->req->buf);
-		usb_ep_dequeue(cdev->gadget->ep0, cdev->req);
 		usb_ep_free_request(cdev->gadget->ep0, cdev->req);
 	}
 	cdev->next_string_id = 0;