fix memory leak on each sql execution

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11611 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/applications/mod_easyroute/mod_easyroute.c

@@ -281,6 +281,7 @@ static switch_status_t route_lookup(char *dn, easyroute_results_t *results, int
 #else
 	switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "mod_easyroute requires core ODBC support. Please refer to the documentation on how to enable this\n");
 #endif
+	switch_safe_free(sql);
 	if (globals.mutex){
 		switch_mutex_unlock(globals.mutex);
 	}