Don't crash when a rowtype argument to a plpgsql function is NULL.

Per report from Chris Campbell.
This commit is contained in:
Tom Lane 2004-02-24 01:44:33 +00:00
parent 3f2cf812af
commit 55fb172739
1 changed files with 13 additions and 5 deletions

View File

@ -3,7 +3,7 @@
* procedural language
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.95 2004/02/03 17:34:04 tgl Exp $
* $PostgreSQL: pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.96 2004/02/24 01:44:33 tgl Exp $
*
* This software is copyrighted by Jan Wieck - Hamburg.
*
@ -262,10 +262,18 @@ plpgsql_exec_function(PLpgSQL_function * func, FunctionCallInfo fcinfo)
HeapTuple tup;
TupleDesc tupdesc;
Assert(slot != NULL && !fcinfo->argnull[i]);
tup = slot->val;
tupdesc = slot->ttc_tupleDescriptor;
exec_move_row(&estate, NULL, row, tup, tupdesc);
if (!fcinfo->argnull[i])
{
Assert(slot != NULL);
tup = slot->val;
tupdesc = slot->ttc_tupleDescriptor;
exec_move_row(&estate, NULL, row, tup, tupdesc);
}
else
{
/* If arg is null, treat it as an empty row */
exec_move_row(&estate, NULL, row, NULL, NULL);
}
}
break;