[PATCH 01/75] drbd: fix memory leak

From: Kamal Mostafa
Date: Tue Jun 04 2013 - 13:15:46 EST


3.8.13.2 -stable review patch. If anyone has any objections, please let me know.

------------------

From: Lars Ellenberg <lars.ellenberg@xxxxxxxxxx>

commit 94ad0a101415978be04945b2787be1e8e8a874db upstream.

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

Signed-off-by: Philipp Reisner <philipp.reisner@xxxxxxxxxx>
Signed-off-by: Lars Ellenberg <lars.ellenberg@xxxxxxxxxx>
Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/block/drbd/drbd_main.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 8c13eeb..f68fb74 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -2798,6 +2798,7 @@ 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);
}

--
1.8.1.2

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