From 79d10d03049bf235c302b5261c2a59d64f9ba210 Mon Sep 17 00:00:00 2001
From: Ovidiu Sas <osas@voipembedded.com>
Date: Fri, 21 Apr 2017 11:59:42 -0400
Subject: [PATCH] sqlops: free the result only if there is a result

(cherry picked from commit 92c8c66e5ba1e5036fdc7a6171e013e21964a03b)
---
 src/modules/sqlops/sql_api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/modules/sqlops/sql_api.c b/src/modules/sqlops/sql_api.c
index 30264e57abd..ddf579cb964 100644
--- a/src/modules/sqlops/sql_api.c
+++ b/src/modules/sqlops/sql_api.c
@@ -269,7 +269,7 @@ int sql_do_query(sql_con_t *con, str *query, sql_result_t *res)
 	if(db_res==NULL || RES_ROW_N(db_res)<=0 || RES_COL_N(db_res)<=0)
 	{
 		LM_DBG("no result after query\n");
-		con->dbf.free_result(con->dbh, db_res);
+		if (db_res) con->dbf.free_result(con->dbh, db_res);
 		return 2;
 	}
 	if(!res)