From 5a8dbf03ddf6dfe465b9f062e5b969f9606643f5 Mon Sep 17 00:00:00 2001
From: Himangi Saraogi <himangi774@gmail.com>
Date: Sun, 27 Jul 2014 12:36:51 +0530
Subject: net/ipv4: 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@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c
index f0bdd47..6556263 100644
--- a/net/ipv4/gre_offload.c
+++ b/net/ipv4/gre_offload.c
@@ -74,7 +74,7 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb,
 	/* segment inner packet. */
 	enc_features = skb->dev->hw_enc_features & netif_skb_features(skb);
 	segs = skb_mac_gso_segment(skb, enc_features);
-	if (!segs || IS_ERR(segs)) {
+	if (IS_ERR_OR_NULL(segs)) {
 		skb_gso_error_unwind(skb, protocol, ghl, mac_offset, mac_len);
 		goto out;
 	}
-- 
cgit v0.10.2