linux-kernel - [ 086/105] USB: mos7840: fix urb leak at release

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Date:	Sun, 28 Oct 2012 23:17:02 +0000
From:	Ben Hutchings <ben@...adent.org.uk>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Johan Hovold <jhovold@...il.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: [ 086/105] USB: mos7840: fix urb leak at release

3.2-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Johan Hovold <jhovold@...il.com>

commit 65a4cdbb170e4ec1a7fa0e94936d47e24a17b0e8 upstream.

Make sure control urb is freed at release.

Signed-off-by: Johan Hovold <jhovold@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
[bwh: Backported to 3.2: adjust context]
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 drivers/usb/serial/mos7840.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -2661,6 +2661,7 @@ static void mos7840_release(struct usb_s
 		mos7840_port = mos7840_get_port_private(serial->port[i]);
 		dbg("mos7840_port %d = %p", i, mos7840_port);
 		if (mos7840_port) {
+			usb_free_urb(mos7840_port->control_urb);
 			kfree(mos7840_port->ctrl_buf);
 			kfree(mos7840_port->dr);
 			kfree(mos7840_port);


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