@@ -234,11 +234,10 @@
 	uint32_t hash = of_hash_seed;
 	struct sockaddr_in *sin;
 #ifdef AF_INET6
 	struct sockaddr_in6 *sin6;
 	uint32_t subhash;
-	size_t i;
 #endif
 
 	hash += address->address.ss_family;
 
 	switch (address->address.ss_family) {
@@ -266,11 +265,11 @@
 
 		hash += (sin6->sin6_port << 1);
 
 		OF_HASH_INIT(subhash);
 
-		for (i = 0; i < sizeof(sin6->sin6_addr.s6_addr); i++)
+		for (size_t i = 0; i < sizeof(sin6->sin6_addr.s6_addr); i++)
 			OF_HASH_ADD(subhash, sin6->sin6_addr.s6_addr[i]);
 
 		OF_HASH_FINALIZE(subhash);
 
 		hash ^= subhash;