From ab9d17ef980a0be905d6ac8181f62820099328c5 Mon Sep 17 00:00:00 2001
From: Nyall Dawson <nyall.dawson@gmail.com>
Date: Fri, 21 Aug 2020 09:36:01 +1000
Subject: [PATCH] Fix read after free error

---
 src/odbc/odbc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/odbc/odbc.c b/src/odbc/odbc.c
index 18305cd..41519b7 100644
--- a/src/odbc/odbc.c
+++ b/src/odbc/odbc.c
@@ -1149,6 +1149,8 @@ SQLRETURN SQL_API SQLFreeStmt(
 	struct _hdbc *dbc = (struct _hdbc *) stmt->hdbc;
 
 	TRACE("SQLFreeStmt");
+	free(stmt->ole_str);
+	stmt->ole_str = NULL;
 	if (fOption==SQL_DROP) {
 		if (!g_ptr_array_remove(dbc->statements, stmt))
 			return SQL_INVALID_HANDLE;
@@ -1163,8 +1165,6 @@ SQLRETURN SQL_API SQLFreeStmt(
 		/* Bound parameters not currently implemented */
 	} else {
 	}
-    free(stmt->ole_str);
-    stmt->ole_str = NULL;
 	return SQL_SUCCESS;
 }