From c7d1ba417c7cb7297d14dd47a390ec90ce548d5c Mon Sep 17 00:00:00 2001
From: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Date: Wed, 6 Nov 2013 15:56:39 +0800
Subject: [PATCH] block: replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERO

This patch fixes coccinelle error regarding usage of IS_ERR and
PTR_ERR instead of PTR_ERR_OR_ZERO.

Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
Reading git-format-patch failed