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* [PATCH 3.9-stable] drbd: fix memory leak
@ 2013-05-08 22:48 Jonghwan Choi
  2013-05-10  8:18 ` Philipp Reisner
  0 siblings, 1 reply; 2+ messages in thread
From: Jonghwan Choi @ 2013-05-08 22:48 UTC (permalink / raw)
  To: 'Jonghwan Choi', linux-kernel
  Cc: stable, 'Lars Ellenberg', 'Philipp Reisner'

This patch looks like it should be in the 3.9-stable tree, should we apply
it?

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

From: "Lars Ellenberg <lars.ellenberg@linbit.com>"

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@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
---
 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 e98da67..54d03d4 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -2795,6 +2795,7 @@ 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);
 }



^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH 3.9-stable] drbd: fix memory leak
  2013-05-08 22:48 [PATCH 3.9-stable] drbd: fix memory leak Jonghwan Choi
@ 2013-05-10  8:18 ` Philipp Reisner
  0 siblings, 0 replies; 2+ messages in thread
From: Philipp Reisner @ 2013-05-10  8:18 UTC (permalink / raw)
  To: Jonghwan Choi; +Cc: linux-kernel, stable, 'Lars Ellenberg'

Yes, please.

> This patch looks like it should be in the 3.9-stable tree, should we apply
> it?
> 
> ------------------
> 
> From: "Lars Ellenberg <lars.ellenberg@linbit.com>"
> 
> 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@linbit.com>
> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>
> Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
> ---
>  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 e98da67..54d03d4 100644
> --- a/drivers/block/drbd/drbd_main.c
> +++ b/drivers/block/drbd/drbd_main.c
> @@ -2795,6 +2795,7 @@ 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);
>  }

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2013-05-08 22:48 [PATCH 3.9-stable] drbd: fix memory leak Jonghwan Choi
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