diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index dff4c71096..e73caa8b29 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -3437,6 +3437,7 @@ static void
 BackendInitialize(Port *port)
 {
 	int			status;
+	int			ret;
 	char		remote_host[NI_MAXHOST];
 	char		remote_port[NI_MAXSERV];
 	char		remote_ps_data[NI_MAXHOST];
@@ -3498,21 +3499,13 @@ BackendInitialize(Port *port)
 	 */
 	remote_host[0] = '\0';
 	remote_port[0] = '\0';
-	if (pg_getnameinfo_all(&port->raddr.addr, port->raddr.salen,
+	if ((ret = pg_getnameinfo_all(&port->raddr.addr, port->raddr.salen,
 						   remote_host, sizeof(remote_host),
 						   remote_port, sizeof(remote_port),
-				  (log_hostname ? 0 : NI_NUMERICHOST) | NI_NUMERICSERV) != 0)
-	{
-		int			ret = pg_getnameinfo_all(&port->raddr.addr, port->raddr.salen,
-											 remote_host, sizeof(remote_host),
-											 remote_port, sizeof(remote_port),
-											 NI_NUMERICHOST | NI_NUMERICSERV);
-
-		if (ret != 0)
-			ereport(WARNING,
-					(errmsg_internal("pg_getnameinfo_all() failed: %s",
-									 gai_strerror(ret))));
-	}
+				  (log_hostname ? 0 : NI_NUMERICHOST) | NI_NUMERICSERV)) != 0)
+		ereport(WARNING,
+				(errmsg_internal("pg_getnameinfo_all() failed: %s",
+								 gai_strerror(ret))));
 	if (remote_port[0] == '\0')
 		snprintf(remote_ps_data, sizeof(remote_ps_data), "%s", remote_host);
 	else
diff --git a/src/port/getaddrinfo.c b/src/port/getaddrinfo.c
index c117012ec7..749c35fc0c 100644
--- a/src/port/getaddrinfo.c
+++ b/src/port/getaddrinfo.c
@@ -373,11 +373,6 @@ getnameinfo(const struct sockaddr * sa, int salen,
 	if (sa == NULL || (node == NULL && service == NULL))
 		return EAI_FAIL;
 
-	/* We don't support those. */
-	if ((node && !(flags & NI_NUMERICHOST))
-		|| (service && !(flags & NI_NUMERICSERV)))
-		return EAI_FAIL;
-
 #ifdef	HAVE_IPV6
 	if (sa->sa_family == AF_INET6)
 		return EAI_FAMILY;