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Repair core dump when trying to delete an entry from an already-NULL

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datconfig or useconfig field.  Per report from Dustin Sallings.
This commit is contained in:
Tom Lane
2002-12-02 05:20:47 +00:00
parent dfebfc1bc8
commit 2802668159
3 changed files with 46 additions and 20 deletions
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7
src/backend/commands/dbcommands.c
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@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/dbcommands.c,v 1.107 2002/11/02 18:41:21 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/dbcommands.c,v 1.108 2002/12/02 05:20:47 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -561,7 +561,10 @@ AlterDatabaseSet(AlterDatabaseSetStmt *stmt)
else
a = GUCArrayDelete(a, stmt->variable);
repl_val[Anum_pg_database_datconfig - 1] = PointerGetDatum(a);
if (a)
repl_val[Anum_pg_database_datconfig - 1] = PointerGetDatum(a);
else
repl_null[Anum_pg_database_datconfig - 1] = 'n';
}
newtuple = heap_modifytuple(tuple, rel, repl_val, repl_null, repl_repl);