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OpenCloudOS-Kernel
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TTY: serial, do not touch tty->alt_speed 

It is not used at all, so no need to play any games with that.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jiri Slaby 2011-11-09 21:33:48 +01:00 committed by Greg Kroah-Hartman
parent cf75525f37
commit b39c49a05e
1 changed files with 1 additions and 3 deletions
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4
drivers/tty/serial/serial_core.c
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@ -141,8 +141,7 @@ static int uart_startup(struct tty_struct *tty, struct uart_state *state, int in
/*
* Set the TTY IO error marker - we will only clear this
* once we have successfully opened the port. Also set
* up the tty->alt_speed kludge
* once we have successfully opened the port.
*/
set_bit(TTY_IO_ERROR, &tty->flags);
@ -1499,7 +1498,6 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
tty->driver_data = state;
state->uart_port->state = state;
tty->low_latency = (state->uart_port->flags & UPF_LOW_LATENCY) ? 1 : 0;
tty->alt_speed = 0;
tty_port_tty_set(port, tty);
/*