diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 41bccb46a87..d7bfb28ff35 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -1141,6 +1141,17 @@ PostmasterMain(int argc, char *argv[])
 				 errmsg("could not remove file \"%s\": %m",
 						LOG_METAINFO_DATAFILE)));
 
+	/*
+	 * Initialize input sockets.
+	 *
+	 * Mark them all closed, and set up an on_proc_exit function that's
+	 * charged with closing the sockets again at postmaster shutdown.
+	 */
+	for (i = 0; i < MAXLISTEN; i++)
+		ListenSocket[i] = PGINVALID_SOCKET;
+
+	on_proc_exit(CloseServerPorts, 0);
+
 	/*
 	 * If enabled, start up syslogger collection subprocess
 	 */
@@ -1175,15 +1186,7 @@ PostmasterMain(int argc, char *argv[])
 
 	/*
 	 * Establish input sockets.
-	 *
-	 * First, mark them all closed, and set up an on_proc_exit function that's
-	 * charged with closing the sockets again at postmaster shutdown.
 	 */
-	for (i = 0; i < MAXLISTEN; i++)
-		ListenSocket[i] = PGINVALID_SOCKET;
-
-	on_proc_exit(CloseServerPorts, 0);
-
 	if (ListenAddresses)
 	{
 		char	   *rawstring;