From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757492Ab3FKUhz (ORCPT ); Tue, 11 Jun 2013 16:37:55 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:41625 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756087Ab3FKUCz (ORCPT ); Tue, 11 Jun 2013 16:02:55 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Johan Hovold Subject: [ 12/21] USB: mos7720: fix hardware flow control Date: Tue, 11 Jun 2013 13:03:06 -0700 Message-Id: <20130611195521.431645638@linuxfoundation.org> X-Mailer: git-send-email 1.8.3.254.g5578ad7 In-Reply-To: <20130611195520.003233586@linuxfoundation.org> References: <20130611195520.003233586@linuxfoundation.org> User-Agent: quilt/0.60-5.1.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.0-stable review patch. If anyone has any objections, please let me know. ------------------ From: Johan Hovold commit a26f009a070e840fadacb91013b2391ba7ab6cc2 upstream. The register access to enable hardware flow control depends on the device port number and not the port minor number. Signed-off-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- drivers/usb/serial/mos7720.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -1711,7 +1711,7 @@ static void change_port_settings(struct mos7720_port->shadowMCR |= (UART_MCR_XONANY); /* To set hardware flow control to the specified * * serial port, in SP1/2_CONTROL_REG */ - if (port->number) + if (port_number) write_mos_reg(serial, dummy, SP_CONTROL_REG, 0x01); else write_mos_reg(serial, dummy, SP_CONTROL_REG, 0x02);