From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Sun, 4 Jun 2017 12:03:42 +0000 (+0200)
Subject: can: gs_usb: fix memory leak in gs_cmd_reset()
X-Git-Tag: archive/raspbian/4.9.30-2+deb9u2+rpi1~4^2~350
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=5d6ed8978cd528150d51ec881f91b08b2ddcee3f;p=linux-4.9.git

can: gs_usb: fix memory leak in gs_cmd_reset()

commit 5cda3ee5138e91ac369ed9d0b55eab0dab077686 upstream.

This patch adds the missing kfree() in gs_cmd_reset() to free the
memory that is not used anymore after usb_control_msg().

Cc: Maximilian Schneider <max@schneidersoft.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index 7ab24c5262f3..05369dc9dd09 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -265,6 +265,8 @@ static int gs_cmd_reset(struct gs_usb *gsusb, struct gs_can *gsdev)
 			     sizeof(*dm),
 			     1000);
 
+	kfree(dm);
+
 	return rc;
 }