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parseTypeString wasn't quite paranoid enough.

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This commit is contained in:
Tom Lane 2002-08-08 01:22:35 +00:00
parent c1003339d6
commit 13e8be42bd
1 changed files with 3 additions and 1 deletions
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4
src/backend/parser/parse_type.c
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@ -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;