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.

diff --git a/src/backend/nodes/extensible.c b/src/backend/nodes/extensible.c
index 8fb4767d4d24c851885fede7b01fde7efba656a3..e78a12bab7e88e7c28a60f75e53b3901f81e3218 100644 (file)
--- 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);