diff --git a/miniupnpd/upnppermissions.c b/miniupnpd/upnppermissions.c
index 75a7adf..4a96db4 100644
--- a/miniupnpd/upnppermissions.c
+++ b/miniupnpd/upnppermissions.c
@@ -265,7 +265,7 @@ check_upnp_rule_against_permissions(const struct upnpperm * permary,
 void
 get_permitted_ext_ports(uint32_t * allowed,
                         const struct upnpperm * permary, int n_perms,
-                        struct in_addr address, u_short iport)
+                        in_addr_t addr, u_short iport)
 {
 	int i, j;
 
@@ -274,7 +274,7 @@ get_permitted_ext_ports(uint32_t * allowed,
 
 	for (i = n_perms - 1; i >= 0; i--)
 	{
-		if( (address.s_addr & permary[i].mask.s_addr)
+		if( (addr & permary[i].mask.s_addr)
 		  != (permary[i].address.s_addr & permary[i].mask.s_addr) )
 			continue;
 		if( (iport < permary[i].iport_min) || (permary[i].iport_max < iport))
diff --git a/miniupnpd/upnppermissions.h b/miniupnpd/upnppermissions.h
index 1fb100a..958e760 100644
--- a/miniupnpd/upnppermissions.h
+++ b/miniupnpd/upnppermissions.h
@@ -51,7 +51,7 @@ check_upnp_rule_against_permissions(const struct upnpperm * permary,
 void
 get_permitted_ext_ports(uint32_t * allowed,
                         const struct upnpperm * permary, int n_perms,
-                        struct in_addr address, u_short iport);
+                        in_addr_t addr, u_short iport);
 
 #ifdef USE_MINIUPNPDCTL
 void
diff --git a/miniupnpd/upnpsoap.c b/miniupnpd/upnpsoap.c
index 5ddad33..818c6d2 100644
--- a/miniupnpd/upnpsoap.c
+++ b/miniupnpd/upnpsoap.c
@@ -685,7 +685,7 @@ AddAnyPortMapping(struct upnphttp * h, const char * action, const char * ns)
 			syslog(LOG_ERR, "inet_aton(%s) FAILED", int_ip);
 		}
 		get_permitted_ext_ports(allowed_eports, upnppermlist, num_upnpperm,
-		                        address, iport);
+		                        address.s_addr, iport);
 		eport_above = eport_below = eport;
 		for(;;) {
 			/* loop invariant