Commit 9f4ec904 authored by Amir Goldstein's avatar Amir Goldstein Committed by Miklos Szeredi
Browse files

ovl: fix dput() of ERR_PTR in ovl_cleanup_index() 



Fixes: caf70cb2 ("ovl: cleanup orphan index entries")
Cc: <stable@vger.kernel.org> # v4.13
Signed-off-by: default avatarAmir Goldstein <amir73il@gmail.com>
Signed-off-by: default avatarMiklos Szeredi <mszeredi@redhat.com>
parent e0082a0f

fs/overlayfs/util.c

+4 −1
Original line number Diff line number Diff line
@@ -430,7 +430,7 @@ void ovl_inuse_unlock(struct dentry *dentry) 
	}

}



/* Called must hold OVL_I(inode)->oi_lock */

/* Caller must hold OVL_I(inode)->lock */

static void ovl_cleanup_index(struct dentry *dentry)

{

	struct inode *dir = ovl_indexdir(dentry->d_sb)->d_inode;
@@ -469,6 +469,9 @@ static void ovl_cleanup_index(struct dentry *dentry) 
	err = PTR_ERR(index);

	if (!IS_ERR(index))

		err = ovl_cleanup(dir, index);

	else

		index = NULL;



	inode_unlock(dir);

	if (err)

		goto fail;