ipv6: remove unnecessary break after return

Signed-off-by: NFabian Frederick <fabf@skynet.be>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/ipv6/ipv6_sockglue.c

@@ -1162,7 +1162,6 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
 			return -EFAULT;
 
 		return 0;
-		break;
 	}
 
 	case IPV6_TRANSPARENT: