ocfs2: Fix checking of return value of new_inode()

new_inode() does not return ERR_PTR() but NULL in case of failure. Correct
checking of the return value.
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>

fs/ocfs2/namei.c

@@ -378,8 +378,8 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb,
 	}
 
 	inode = new_inode(dir->i_sb);
-	if (IS_ERR(inode)) {
-		status = PTR_ERR(inode);
+	if (!inode) {
+		status = -ENOMEM;
 		mlog(ML_ERROR, "new_inode failed!\n");
 		goto leave;
 	}