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Fix relcache refcount leakage when inv_drop is applied

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to a non-LO relation.
This commit is contained in:
Tom Lane 2000-04-08 04:37:07 +00:00
parent f0a2fc38ab
commit ed845c7374
1 changed files with 13 additions and 3 deletions
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16
src/backend/storage/large_object/inv_api.c
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@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/large_object/inv_api.c,v 1.65 2000/01/26 05:56:59 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/storage/large_object/inv_api.c,v 1.66 2000/04/08 04:37:07 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -278,10 +278,20 @@ inv_drop(Oid lobjId)
{
Relation r;
r = (Relation) RelationIdGetRelation(lobjId);
if (!RelationIsValid(r) || r->rd_rel->relkind != RELKIND_LOBJECT)
r = RelationIdGetRelation(lobjId);
if (!RelationIsValid(r))
return -1;
if (r->rd_rel->relkind != RELKIND_LOBJECT)
{
/* drop relcache refcount from RelationIdGetRelation */
RelationDecrementReferenceCount(r);
return -1;
}
/* Since heap_drop_with_catalog will destroy the relcache entry,
* there's no need to drop the refcount in this path.
*/
heap_drop_with_catalog(RelationGetRelationName(r));
return 1;
}