From: Christian Gromm <christian.gromm@microchip.com>
Date: Thu, 30 Jul 2015 13:31:37 +0000 (+0200)
Subject: Staging: most: fix double unlock
X-Git-Tag: v4.14-rc1~4839^2~296
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6852ac9acbb8f11fe736116f7cc819891021404f;p=platform%2Fkernel%2Flinux-rpi.git

Staging: most: fix double unlock

This patch fixes double unlocking of a spinlock the aim-v4l2 module.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/most/aim-v4l2/video.c b/drivers/staging/most/aim-v4l2/video.c
index a977b88..d968791 100644
--- a/drivers/staging/most/aim-v4l2/video.c
+++ b/drivers/staging/most/aim-v4l2/video.c
@@ -619,6 +619,7 @@ static void __exit aim_exit(void)
 		aim_unregister_videodev(mdev);
 		v4l2_device_disconnect(&mdev->v4l2_dev);
 		v4l2_device_put(&mdev->v4l2_dev);
+		spin_lock(&list_lock);
 	}
 	spin_unlock(&list_lock);