f2fs: dereferencing an ERR_PTR

There is an error path where "dir" is an ERR_PTR.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index dcd8e860aad3aefa2bcfd88ef9adcfdf243a4cdd..0dd2ce1b492f9ba268c3720af6d85d77cc644c9b 100644 (file)
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -71,7 +71,8 @@ static int recover_dentry(struct page *ipage, struct inode *inode)
 out:
        f2fs_msg(inode->i_sb, KERN_NOTICE, "recover_inode and its dentry: "
                        "ino = %x, name = %s, dir = %lx, err = %d",
-                       ino_of_node(ipage), raw_inode->i_name, dir->i_ino, err);
+                       ino_of_node(ipage), raw_inode->i_name,
+                       IS_ERR(dir) ? 0 : dir->i_ino, err);
        return err;
 }