From: Mathias Krause <minipli@googlemail.com>
To: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org, Mathias Krause <minipli@googlemail.com>
Subject: [PATCH] ipv6: remove superfluous nla_data() NULL pointer checks
Date: Sat, 9 Mar 2013 16:57:00 +0100 [thread overview]
Message-ID: <1362844620-13035-1-git-send-email-minipli@googlemail.com> (raw)
nla_data() cannot return NULL, so these NULL pointer checks are
superfluous.
Signed-off-by: Mathias Krause <minipli@googlemail.com>
---
net/ipv6/addrlabel.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index aad6435..6f226c8 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -436,10 +436,7 @@ static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh,
if (!tb[IFAL_ADDRESS])
return -EINVAL;
-
pfx = nla_data(tb[IFAL_ADDRESS]);
- if (!pfx)
- return -EINVAL;
if (!tb[IFAL_LABEL])
return -EINVAL;
@@ -561,10 +558,7 @@ static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr* nlh,
if (!tb[IFAL_ADDRESS])
return -EINVAL;
-
addr = nla_data(tb[IFAL_ADDRESS]);
- if (!addr)
- return -EINVAL;
rcu_read_lock();
p = __ipv6_addr_label(net, addr, ipv6_addr_type(addr), ifal->ifal_index);
--
1.7.10.4
next reply other threads:[~2013-03-09 15:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-09 15:57 Mathias Krause [this message]
2013-03-10 20:47 ` [PATCH] ipv6: remove superfluous nla_data() NULL pointer checks David Miller
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