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authorJohan Hovold <jhovold@gmail.com>2013-06-04 18:50:31 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-06-04 10:17:10 -0700
commita26f009a070e840fadacb91013b2391ba7ab6cc2 (patch)
tree05fef52deacd269d3204f7cb0c78faa1e218c086
parentc1ec1bcf0c97cdd4e25f16524c962fae9a4a39f9 (diff)
USB: mos7720: fix hardware flow control
The register access to enable hardware flow control depends on the device port number and not the port minor number. Cc: stable@vger.kernel.org Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/usb/serial/mos7720.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 6eac26649009..f27c621a9297 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -1629,7 +1629,7 @@ static void change_port_settings(struct tty_struct *tty,
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);