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* [PATCH] btrfs-progs: Fix a extent buffer leak in count_csum_range().
@ 2015-01-05  7:56 Qu Wenruo
  2015-01-05  8:20 ` Satoru Takeuchi
  0 siblings, 1 reply; 2+ messages in thread
From: Qu Wenruo @ 2015-01-05  7:56 UTC (permalink / raw)
  To: linux-btrfs

The commit f495a2ac6611 ("btrfs-progs: fsck: remove unfriendly BUG_ON()
for searching tree failure") is causing tons of extent buffer leak if some
csum mismatches in btrfsck.

This is caused by a misplaced btrfs_release_path(), fix it.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
---
 cmds-check.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmds-check.c b/cmds-check.c
index d2d218a..5b644cf 100644
--- a/cmds-check.c
+++ b/cmds-check.c
@@ -1186,9 +1186,9 @@ static int count_csum_range(struct btrfs_root *root, u64 start,
 		path.slots[0]++;
 	}
 out:
+	btrfs_release_path(&path);
 	if (ret < 0)
 		return ret;
-	btrfs_release_path(&path);
 	return 0;
 }
 
-- 
2.2.1


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

* Re: [PATCH] btrfs-progs: Fix a extent buffer leak in count_csum_range().
  2015-01-05  7:56 [PATCH] btrfs-progs: Fix a extent buffer leak in count_csum_range() Qu Wenruo
@ 2015-01-05  8:20 ` Satoru Takeuchi
  0 siblings, 0 replies; 2+ messages in thread
From: Satoru Takeuchi @ 2015-01-05  8:20 UTC (permalink / raw)
  To: Qu Wenruo, linux-btrfs

On 2015/01/05 16:56, Qu Wenruo wrote:
> The commit f495a2ac6611 ("btrfs-progs: fsck: remove unfriendly BUG_ON()
> for searching tree failure") is causing tons of extent buffer leak if some
> csum mismatches in btrfsck.
> 
> This is caused by a misplaced btrfs_release_path(), fix it.
> 
> Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>

Reviewed-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>

> ---
>   cmds-check.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/cmds-check.c b/cmds-check.c
> index d2d218a..5b644cf 100644
> --- a/cmds-check.c
> +++ b/cmds-check.c
> @@ -1186,9 +1186,9 @@ static int count_csum_range(struct btrfs_root *root, u64 start,
>   		path.slots[0]++;
>   	}
>   out:
> +	btrfs_release_path(&path);
>   	if (ret < 0)
>   		return ret;
> -	btrfs_release_path(&path);
>   	return 0;
>   }
>   
> 


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

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