From: Young Xiao <92siuyang@gmail.com>
Date: Tue, 28 May 2019 12:38:13 +0000 (-0400)
Subject: media: cx231xx-dvb: fix memory leak in dvb_fini()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=6211e44a4dfc2a12c5d40984ab876537bf0d0830;p=linux.git

media: cx231xx-dvb: fix memory leak in dvb_fini()

In dvb_init(), dev->dvb is allocated by kzalloc.
Therefore, it must be freed being set to NULL.

Signed-off-by: Young Xiao <92siuyang@gmail.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
---

diff --git a/drivers/media/usb/cx231xx/cx231xx-dvb.c b/drivers/media/usb/cx231xx/cx231xx-dvb.c
index 8fbb9523c88d1..e205f7f0a56aa 100644
--- a/drivers/media/usb/cx231xx/cx231xx-dvb.c
+++ b/drivers/media/usb/cx231xx/cx231xx-dvb.c
@@ -1147,6 +1147,7 @@ static int dvb_fini(struct cx231xx *dev)
 
 	if (dev->dvb) {
 		unregister_dvb(dev->dvb);
+		kfree(dev->dvb);
 		dev->dvb = NULL;
 	}