From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Johan Hovold Subject: [ 18/32] USB: mos7720: fix hardware flow control Date: Tue, 11 Jun 2013 13:03:17 -0700 Message-Id: <20130611200128.261399039@linuxfoundation.org> In-Reply-To: <20130611200126.214442788@linuxfoundation.org> References: <20130611200126.214442788@linuxfoundation.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.4-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 @@ -1701,7 +1701,7 @@ 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);