ipv6: Remove superfluous NULL pointer check in ipv6_local_rxpmtu

The pointer to mtu_info is taken from the common buffer
of the skb, thus it can't be a NULL pointer. This patch
removes this check on mtu_info.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 4 deletions

diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index b46e9f88ce37..e2480691c220 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -297,10 +297,6 @@ void ipv6_local_rxpmtu(struct sock *sk, struct flowi6 *fl6, u32 mtu)
         ipv6_addr_copy(&iph->daddr, &fl6->daddr);
 
         mtu_info = IP6CBMTU(skb);
-        if (!mtu_info) {
-                kfree_skb(skb);
-                return;
-        }
 
         mtu_info->ip6m_mtu = mtu;
         mtu_info->ip6m_addr.sin6_family = AF_INET6;