allow queries to proceed in CONNECTING or CONNECTED states

instead of checking for a failure state, and missing some
failure states

Author: alandekok

src/modules/rlm_sql/drivers/rlm_sql_mysql/rlm_sql_mysql.c

@@ -855,7 +855,7 @@ static ssize_t sql_escape_func(request_t *request, char *out, size_t outlen, cha
 	rlm_sql_mysql_conn_t	*c;
 	char const		*log_prefix = c->name;
 
-	if ((conn->state == CONNECTION_STATE_HALTED) || (conn->state == CONNECTION_STATE_CLOSED)) {
+	if (!((conn->state == CONNECTION_STATE_CONNECTING) || (conn->state == CONNECTION_STATE_CONNECTED))) {
 		ROPTIONAL(RERROR, ERROR, "Connection not available for escaping");
 		return -1;
 	}

src/modules/rlm_sql/drivers/rlm_sql_postgresql/rlm_sql_postgresql.c

@@ -700,7 +700,7 @@ static ssize_t sql_escape_func(request_t *request, char *out, size_t outlen, cha
 	rlm_sql_postgres_conn_t	*c;
 	int			err;
 
-	if ((conn->state == CONNECTION_STATE_HALTED) || (conn->state == CONNECTION_STATE_CLOSED)) {
+	if (!((conn->state == CONNECTION_STATE_CONNECTING) || (conn->state == CONNECTION_STATE_CONNECTED))) {
 		ROPTIONAL(RERROR, ERROR, "Connection not available for escaping");
 		return -1;
 	}