From: Lars Ellenberg <lars.ellenberg@linbit.com>
Date: Wed, 27 Mar 2013 13:08:42 +0000 (+0100)
Subject: drbd: fix memory leak
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=94ad0a101415978be04945b2787be1e8e8a874db;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

drbd: fix memory leak

We forgot to free the disk_conf,
so for each attach/detach cycle we leaked 336 bytes.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 67d2bb3bb533..1b93a7262ef7 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -2819,6 +2819,7 @@ void drbd_free_bc(struct drbd_backing_dev *ldev)
 	blkdev_put(ldev->backing_bdev, FMODE_READ | FMODE_WRITE | FMODE_EXCL);
 	blkdev_put(ldev->md_bdev, FMODE_READ | FMODE_WRITE | FMODE_EXCL);
 
+	kfree(ldev->disk_conf);
 	kfree(ldev);
 }