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TTY: serial_core, remove superfluous set_task_state

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msleep* is guaranteed to return with TASK_RUNNING task state. And
since there is no other set_task_state in the paths of
uart_wait_until_sent, we need not to set_task_state to TASK_RUNNING.

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 2011-04-20 10:43:17 +02:00 committed by Greg Kroah-Hartman
parent 32ad3a77b2
commit c831cff256
1 changed files with 0 additions and 1 deletions
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drivers/tty/serial/serial_core.c
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@ -1414,7 +1414,6 @@ static void __uart_wait_until_sent(struct uart_port *port, int timeout)
if (time_after(jiffies, expire))
break;
}
set_current_state(TASK_RUNNING); /* might not be needed */
}
static void uart_wait_until_sent(struct tty_struct *tty, int timeout)