From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Date: Fri, 16 Dec 2016 21:31:49 +0000 (-0200)
Subject: [media] bt8xx: fix memory leak
X-Git-Tag: v4.11-rc1~132^2~153
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6792eb0cf9310ec240b7e7c9bfa86dff4c758c68;p=karo-tx-linux.git

[media] bt8xx: fix memory leak

If dvb_attach() fails then we were just printing an error message and
exiting but the memory allocated to state was not released.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---

diff --git a/drivers/media/pci/bt8xx/dvb-bt8xx.c b/drivers/media/pci/bt8xx/dvb-bt8xx.c
index ca047f7a6dc0..ad617871ce9b 100644
--- a/drivers/media/pci/bt8xx/dvb-bt8xx.c
+++ b/drivers/media/pci/bt8xx/dvb-bt8xx.c
@@ -679,6 +679,7 @@ static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
 		/*	DST is not a frontend, attaching the ASIC	*/
 		if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
 			pr_err("%s: Could not find a Twinhan DST\n", __func__);
+			kfree(state);
 			break;
 		}
 		/*	Attach other DST peripherals if any		*/