From aec64e8f45209b084fa33482de3831bc68b18913 Mon Sep 17 00:00:00 2001
From: Robert Haas <rhaas@postgresql.org>
Date: Tue, 1 Mar 2016 13:17:09 -0500
Subject: [PATCH] Fix mistake in extensible node code.

I believe that I (rhaas) introduced this bug while editing the patch
that became bcac23de73b89b001fbc628d84471a392e928d1c.

Report and patch from KaiGai Kohei.
---
 src/backend/nodes/extensible.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/nodes/extensible.c b/src/backend/nodes/extensible.c
index 8fb4767d4d..e78a12bab7 100644
--- a/src/backend/nodes/extensible.c
+++ b/src/backend/nodes/extensible.c
@@ -45,7 +45,7 @@ RegisterExtensibleNodeMethods(const ExtensibleNodeMethods *methods)
 		HASHCTL		ctl;
 
 		memset(&ctl, 0, sizeof(HASHCTL));
-		ctl.keysize = NAMEDATALEN;
+		ctl.keysize = EXTNODENAME_MAX_LEN;
 		ctl.entrysize = sizeof(ExtensibleNodeEntry);
 		extensible_node_methods = hash_create("Extensible Node Methods",
 											  100, &ctl, HASH_ELEM);