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authorItagaki Takahiro <itagaki.takahiro@gmail.com>2010-06-09 00:59:35 +0000
committerItagaki Takahiro <itagaki.takahiro@gmail.com>2010-06-09 00:59:35 +0000
commitf7cb215362e9ddd2f083a404f945c343e288f4f5 (patch)
treea1360fc928bb0354c844d0d98cd5eadefd320fcd
parentb5b5814515bd371a27b95755fc412a5ef7436e94 (diff)
Fix connection leak in dblink when dblink_connect() or dblink_connect_u()
end with "duplicate connection name" errors. Backported to release 7.4.
-rw-r--r--contrib/dblink/dblink.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/contrib/dblink/dblink.c b/contrib/dblink/dblink.c
index 5f5e652cfcc..6d4598fea17 100644
--- a/contrib/dblink/dblink.c
+++ b/contrib/dblink/dblink.c
@@ -8,7 +8,7 @@
* Darko Prenosil <Darko.Prenosil@finteh.hr>
* Shridhar Daithankar <shridhar_daithankar@persistent.co.in>
*
- * $PostgreSQL: pgsql/contrib/dblink/dblink.c,v 1.69.2.4 2010/06/03 09:41:26 itagaki Exp $
+ * $PostgreSQL: pgsql/contrib/dblink/dblink.c,v 1.69.2.5 2010/06/09 00:59:35 itagaki Exp $
* Copyright (c) 2001-2008, PostgreSQL Global Development Group
* ALL RIGHTS RESERVED;
*
@@ -2301,9 +2301,14 @@ createNewConnection(const char *name, remoteConn * rconn)
HASH_ENTER, &found);
if (found)
+ {
+ PQfinish(rconn->conn);
+ pfree(rconn);
+
ereport(ERROR,
(errcode(ERRCODE_DUPLICATE_OBJECT),
errmsg("duplicate connection name")));
+ }
hentry->rconn = rconn;
strlcpy(hentry->name, name, sizeof(hentry->name));