From: Matti Vaittinen <matti.vaittinen@nsn.com>
Date: Tue, 15 Nov 2011 00:58:59 +0000 (+0000)
Subject: IPv6: Removing unnecessary NULL checks.
X-Git-Tag: v3.12-rc1~4160^2~589
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=229a66e3bec97563aa92e25dfe0bc60b0d468619;p=kernel%2Fkernel-generic.git

IPv6: Removing unnecessary NULL checks.

This patch removes unnecessary NULL checks noticed by Dan Carpenter.
Checks were introduced in commit
4a287eba2de395713d8b2b2aeaa69fa086832d34 to net-next.

Signed-off-by: Matti Vaittinen <Mazziesaccount@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 9239d55..e8a0fcf 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -635,10 +635,9 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt,
 {
 	struct rt6_info *iter = NULL;
 	struct rt6_info **ins;
-	int replace = (NULL != info &&
-	    NULL != info->nlh &&
+	int replace = (NULL != info->nlh &&
 	    (info->nlh->nlmsg_flags&NLM_F_REPLACE));
-	int add = ((NULL == info || NULL == info->nlh) ||
+	int add = (NULL == info->nlh ||
 	    (info->nlh->nlmsg_flags&NLM_F_CREATE));
 	int found = 0;
 
@@ -755,7 +754,7 @@ int fib6_add(struct fib6_node *root, struct rt6_info *rt, struct nl_info *info)
 	int err = -ENOMEM;
 	int allow_create = 1;
 	int replace_required = 0;
-	if (NULL != info && NULL != info->nlh) {
+	if (NULL != info->nlh) {
 		if (!(info->nlh->nlmsg_flags&NLM_F_CREATE))
 			allow_create = 0;
 		if ((info->nlh->nlmsg_flags&NLM_F_REPLACE))