net:ipv6:fixed a trailing white space issue.

Fixed a trailing white space issue found by
checkpatch.pl tool in net/ipv6/udp.c
Signed-off-by: NJeffrin Jose <ahiliation@yahoo.co.in>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/ipv6/udp.c

@@ -103,7 +103,7 @@ int udp_v6_get_port(struct sock *sk, unsigned short snum)
 {
 	unsigned int hash2_nulladdr =
 		udp6_portaddr_hash(sock_net(sk), &in6addr_any, snum);
-	unsigned int hash2_partial = 
+	unsigned int hash2_partial =
 		udp6_portaddr_hash(sock_net(sk), &inet6_sk(sk)->rcv_saddr, 0);
 
 	/* precompute partial secondary hash */