fix logic for unspecified ipv6 addresses

fixes #213

Change-Id: I4c7ff175576686ea80a94cab7763707cf40fe696
(cherry picked from commit 43bcabf105)

daemon/socket.c

@@ -160,9 +160,9 @@ static int __ip4_is_specified(const sockaddr_t *a) {
 }
 static int __ip6_is_specified(const sockaddr_t *a) {
 	return a->u.ipv6.s6_addr32[0] != 0
-		&& a->u.ipv6.s6_addr32[1] != 0
-		&& a->u.ipv6.s6_addr32[2] != 0
-		&& a->u.ipv6.s6_addr32[3] != 0;
+		|| a->u.ipv6.s6_addr32[1] != 0
+		|| a->u.ipv6.s6_addr32[2] != 0
+		|| a->u.ipv6.s6_addr32[3] != 0;
 }
 static int __ip4_sockaddr2endpoint(endpoint_t *ep, const void *p) {
 	const struct sockaddr_in *sin = p;