From: Gustavo A. R. Silva <gustavo@embeddedor.com>
Date: Sat, 12 Aug 2017 17:30:59 +0000 (-0400)
Subject: media: au0828: fix unbalanced lock/unlock in au0828_usb_probe
X-Git-Tag: v4.14-rc6~35^2~119
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9793e1d214dc62a2685fa33dd0dc59b7f5e838b6;p=platform%2Fkernel%2Flinux-rpi.git

media: au0828: fix unbalanced lock/unlock in au0828_usb_probe

Call mutex_unlock and free dev on failure.

Reported-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---

diff --git a/drivers/media/usb/au0828/au0828-core.c b/drivers/media/usb/au0828/au0828-core.c
index 739df61..cd363a2 100644
--- a/drivers/media/usb/au0828/au0828-core.c
+++ b/drivers/media/usb/au0828/au0828-core.c
@@ -628,6 +628,8 @@ static int au0828_usb_probe(struct usb_interface *interface,
 	if (retval) {
 		pr_err("%s() au0282_dev_register failed to register on V4L2\n",
 			__func__);
+		mutex_unlock(&dev->lock);
+		kfree(dev);
 		goto done;
 	}