diff options
| author | Jeff Mahoney <jeffm@suse.com> | 2017-05-17 09:49:37 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-14 15:06:02 +0200 |
| commit | 66d6448475c682099e4dd3c6b4ef6e94248c0b2e (patch) | |
| tree | 2769f88a18ac572fcbd6d5b8c8a4e4b68691b1c8 /fs | |
| parent | 4d15ab90ec2bece7361b6afebebfbf83a381a529 (diff) | |
btrfs: fix memory leak in update_space_info failure path
commit 896533a7da929136d0432713f02a3edffece2826 upstream.
If we fail to add the space_info kobject, we'll leak the memory
for the percpu counter.
Fixes: 6ab0a2029c (btrfs: publish allocation data in sysfs)
Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 5909ae8c6731..e46e7fbe1b34 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -3984,6 +3984,7 @@ static int update_space_info(struct btrfs_fs_info *info, u64 flags, info->space_info_kobj, "%s", alloc_name(found->flags)); if (ret) { + percpu_counter_destroy(&found->total_bytes_pinned); kfree(found); return ret; } |