dovecot-2.1: pgsql: Fixed a potential crash if connection got cl...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.1/rev/e05be9afaed0
changeset: 14354:e05be9afaed0
user:      Timo Sirainen <tss at iki.fi>
date:      Mon Mar 26 20:38:18 2012 +0300
description:
pgsql: Fixed a potential crash if connection got closed during synchronous query.

diffstat:

 src/lib-sql/driver-pgsql.c |  3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diffs (13 lines):

diff -r bcc5e71650b9 -r e05be9afaed0 src/lib-sql/driver-pgsql.c
--- a/src/lib-sql/driver-pgsql.c	Mon Mar 26 18:17:52 2012 +0300
+++ b/src/lib-sql/driver-pgsql.c	Mon Mar 26 20:38:18 2012 +0300
@@ -603,6 +603,9 @@
 		/* we don't end up in pgsql's free function, so sync_result
 		   won't be set to NULL if we don't do it here. */
 		db->sync_result = NULL;
+	} else if (result == NULL) {
+		result = &sql_not_connected_result;
+		result->refcount++;
 	}
 
 	i_assert(db->io == NULL);