From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Thu, 8 Aug 2002 01:22:35 +0000 (+0000)
Subject: parseTypeString wasn't quite paranoid enough.
X-Git-Tag: REL7_3~991
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=13e8be42bd51a4acad264f62dc86ed1c30aeaea5;p=postgresql

parseTypeString wasn't quite paranoid enough.
---

diff --git a/src/backend/parser/parse_type.c b/src/backend/parser/parse_type.c
index 59c534a7ef..0eb29045b1 100644
--- a/src/backend/parser/parse_type.c
+++ b/src/backend/parser/parse_type.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/parser/parse_type.c,v 1.47 2002/08/02 18:15:07 tgl Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/parser/parse_type.c,v 1.48 2002/08/08 01:22:35 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -461,6 +461,8 @@ parseTypeString(const char *str, Oid *type_id, int32 *typmod)
 		elog(ERROR, "parseTypeString: Invalid type name '%s'", str);
 	typecast = (TypeCast *) restarget->val;
 	if (typecast == NULL ||
+		!IsA(typecast, TypeCast) ||
+		typecast->arg == NULL ||
 		!IsA(typecast->arg, A_Const))
 		elog(ERROR, "parseTypeString: Invalid type name '%s'", str);
 	typename = typecast->typename;