From b29ad29b916c367527732f8d529bf11fc2854bb0 Mon Sep 17 00:00:00 2001
From: Adam Baratz <adambaratz@php.net>
Date: Wed, 21 Sep 2016 12:00:19 -0400
Subject: [PATCH] Move dtor before memory freed to avoid invalid read

---
 ext/pdo_dblib/dblib_driver.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ext/pdo_dblib/dblib_driver.c b/ext/pdo_dblib/dblib_driver.c
index 3e0529fa1d7..b8ec4fb48e2 100644
--- a/ext/pdo_dblib/dblib_driver.c
+++ b/ext/pdo_dblib/dblib_driver.c
@@ -83,6 +83,7 @@ static int dblib_handle_closer(pdo_dbh_t *dbh)
 	pdo_dblib_db_handle *H = (pdo_dblib_db_handle *)dbh->driver_data;
 
 	if (H) {
+		pdo_dblib_err_dtor(&H->err);
 		if (H->link) {
 			dbclose(H->link);
 			H->link = NULL;
@@ -93,7 +94,6 @@ static int dblib_handle_closer(pdo_dbh_t *dbh)
 		}
 		pefree(H, dbh->is_persistent);
 		dbh->driver_data = NULL;
-		pdo_dblib_err_dtor(&H->err);
 	}
 	return 0;
 }