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Btrfs: call inode_dec_link_count() on mkdir error path

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In btrfs_mkdir(), if it fails to create dir, we should
clean up existed items, setting inode's link properly
to make sure it could be cleaned up properly.

Signed-off-by: Wang Shilong <wangshilong1991@gmail.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Wang Shilong 2014-12-24 14:45:30 +08:00 committed by Chris Mason
parent df95e7f0d9
commit c7cfb8a540
1 changed files with 3 additions and 1 deletions
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4
fs/btrfs/inode.c
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@ -6255,8 +6255,10 @@ static int btrfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
out_fail:
btrfs_end_transaction(trans, root);
if (drop_on_err)
if (drop_on_err) {
inode_dec_link_count(inode);
iput(inode);
}
btrfs_balance_delayed_items(root);
btrfs_btree_balance_dirty(root);
return err;