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authorTom Lane <tgl@sss.pgh.pa.us>2003-02-01 00:22:23 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2003-02-01 00:22:23 +0000
commit3be050da324a9329f195bfdc13dc7b8b221a72dc (patch)
tree4f7058300af2788a000b77622b0522b10277d48a
parenta85d1d546846b30b6c7b439be253bb188d8574bc (diff)
downloadpostgresql-3be050da324a9329f195bfdc13dc7b8b221a72dc.tar.gz
postgresql-3be050da324a9329f195bfdc13dc7b8b221a72dc.zip
Prevent core dump from calling Tcl_DontCallWhenDeleted() with a null
interp pointer. Per report from Gerhard Hintermayer.
-rw-r--r--src/interfaces/libpgtcl/pgtclId.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/interfaces/libpgtcl/pgtclId.c b/src/interfaces/libpgtcl/pgtclId.c
index 56fd72754f9..4d19886a311 100644
--- a/src/interfaces/libpgtcl/pgtclId.c
+++ b/src/interfaces/libpgtcl/pgtclId.c
@@ -13,7 +13,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/interfaces/libpgtcl/Attic/pgtclId.c,v 1.37.2.1 2003/02/01 00:07:19 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/interfaces/libpgtcl/Attic/pgtclId.c,v 1.37.2.2 2003/02/01 00:22:23 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -273,8 +273,9 @@ PgDelConnectionId(DRIVER_DEL_PROTO)
Tcl_DeleteHashTable(&notifies->notify_hash);
if (notifies->conn_loss_cmd)
ckfree((void *) notifies->conn_loss_cmd);
- Tcl_DontCallWhenDeleted(notifies->interp, PgNotifyInterpDelete,
- (ClientData) notifies);
+ if (notifies->interp)
+ Tcl_DontCallWhenDeleted(notifies->interp, PgNotifyInterpDelete,
+ (ClientData) notifies);
ckfree((void *) notifies);
}