diff --git a/lib/roles/http/server/server.c b/lib/roles/http/server/server.c
index c16faf9a5..af18db308 100644
--- a/lib/roles/http/server/server.c
+++ b/lib/roles/http/server/server.c
@@ -407,6 +407,7 @@ _lws_vhost_init_server(const struct lws_context_creation_info *info,
 		       struct lws_vhost *vhost)
 {
 	struct vh_sock_args a;
+	int n;
 
 	a.info = info;
 	a.vhost = vhost;
@@ -479,8 +480,9 @@ _lws_vhost_init_server(const struct lws_context_creation_info *info,
 	      (vhost->options & LWS_SERVER_OPTION_IPV6_V6ONLY_VALUE))) {
 #endif
 		a.af = AF_INET;
-		if (_lws_vhost_init_server_af(&a))
-			return 1;
+		n = _lws_vhost_init_server_af(&a);
+		if (n)
+			return n;
 
 #if defined(LWS_WITH_IPV6)
 	}