[IPV6]: remove useless test in ip6_append_data

We've already dereferenced 'np' a dozen
times at this point, so it's safe to say it's not null.

Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 7fefd99..4fbc40b 100644 (file)
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -890,7 +890,7 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
                np->cork.hop_limit = hlimit;
                np->cork.tclass = tclass;
                mtu = dst_mtu(rt->u.dst.path);
-               if (np && np->frag_size < mtu) {
+               if (np->frag_size < mtu) {
                        if (np->frag_size)
                                mtu = np->frag_size;
                }