Add missing "!= NULL", for the sake of consistency.

Fujii Masao

diff --git a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
index 54b86fd1350040bcc7e36681b8f69c17c2de1c2a..b7a24e56f5611182a435494329851aac6e48fd68 100644 (file)
--- a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
+++ b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
@@ -10,7 +10,7 @@
  *
  *
  * IDENTIFICATION
- *   $PostgreSQL: pgsql/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c,v 1.1 2010/01/20 09:16:24 heikki Exp $
+ *   $PostgreSQL: pgsql/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c,v 1.2 2010/01/20 11:58:44 heikki Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -62,7 +62,8 @@ void
 _PG_init(void)
 {
    /* Tell walreceiver how to reach us */
-   if (walrcv_connect != NULL || walrcv_receive != NULL || walrcv_disconnect)
+   if (walrcv_connect != NULL || walrcv_receive != NULL ||
+       walrcv_disconnect != NULL)
        elog(ERROR, "libpqwalreceiver already loaded");
    walrcv_connect = libpqrcv_connect;
    walrcv_receive = libpqrcv_receive;