From: Alexey Khoroshilov <khoroshilov@ispras.ru>
Date: Fri, 10 Oct 2014 20:31:07 +0000 (+0400)
Subject: can: esd_usb2: fix memory leak on disconnect
X-Git-Tag: v3.12.35~25
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=000245b631cbc9dde4bebb0f378ec8cac5d60c07;p=platform%2Fkernel%2Flinux-stable.git

can: esd_usb2: fix memory leak on disconnect

commit efbd50d2f62fc1f69a3dcd153e63ba28cc8eb27f upstream.

It seems struct esd_usb2 dev is not deallocated on disconnect. The patch adds
the missing deallocation.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Acked-by: Matthias Fuchs <matthias.fuchs@esd.eu>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---

diff --git a/drivers/net/can/usb/esd_usb2.c b/drivers/net/can/usb/esd_usb2.c
index ac6177d3befc..91654d09275f 100644
--- a/drivers/net/can/usb/esd_usb2.c
+++ b/drivers/net/can/usb/esd_usb2.c
@@ -1142,6 +1142,7 @@ static void esd_usb2_disconnect(struct usb_interface *intf)
 			}
 		}
 		unlink_all_urbs(dev);
+		kfree(dev);
 	}
 }