netdev - [PATCH] openvswitch: Use IS_ERR_OR

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Message-ID: <20140727070746.GA4825@himangi-Dell>
Date:	Sun, 27 Jul 2014 12:37:46 +0530
From:	Himangi Saraogi <himangi774@...il.com>
To:	Pravin Shelar <pshelar@...ira.com>,
	"David S. Miller" <davem@...emloft.net>, dev@...nvswitch.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Julia Lawall <julia.lawall@...6.fr>
Subject: [PATCH] openvswitch: Use IS_ERR_OR_NULL

This patch introduces the use of the macro IS_ERR_OR_NULL in place of
tests for NULL and IS_ERR.

The following Coccinelle semantic patch was used for making the change:

@@
expression e;
@@

- e == NULL || IS_ERR(e)
+ IS_ERR_OR_NULL(e)
 || ...

Signed-off-by: Himangi Saraogi <himangi774@...il.com>
Acked-by: Julia Lawall <julia.lawall@...6.fr>
---
 net/openvswitch/datapath.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 20f59b6..e3b3c21 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -780,7 +780,7 @@ static struct sk_buff *ovs_flow_cmd_build_info(const struct sw_flow *flow,
 
 	skb = ovs_flow_cmd_alloc_info(ovsl_dereference(flow->sf_acts), info,
 				      always);
-	if (!skb || IS_ERR(skb))
+	if (IS_ERR_OR_NULL(skb))
 		return skb;
 
 	retval = ovs_flow_cmd_fill_info(flow, dp_ifindex, skb,
-- 
1.9.1

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