C comment: correct heading of extension query

Reported-by: Justin Pryzby
Discussion: https://postgr.es/m/20210803161345[email protected]

Backpatch-through: 9.6

diff --git a/src/bin/pg_upgrade/version.c b/src/bin/pg_upgrade/version.c
index 71d1828ae31a3a05248abd077572860b8aae6b3e..778cdf35456335f5b426c0f7b739b95dc3acc073 100644 (file)
--- a/src/bin/pg_upgrade/version.c
+++ b/src/bin/pg_upgrade/version.c
@@ -495,7 +495,7 @@ report_extension_updates(ClusterInfo *cluster)
        DbInfo     *active_db = &cluster->dbarr.dbs[dbnum];
        PGconn     *conn = connectToServer(cluster, active_db->db_name);
 
-       /* find hash indexes */
+       /* find extensions needing updates */
        res = executeQueryOrDie(conn,
                                "SELECT name "
                                "FROM pg_available_extensions "