diff options
| author | Jiri Slaby <jslaby@suse.cz> | 2013-03-07 07:12:34 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-18 19:24:30 -0400 |
| commit | ee7970690568b0c875467f475d9c957ec0d9e099 (patch) | |
| tree | cc24352913013c5e574d055d3c52a8f778150194 /drivers/tty/serial/arc_uart.c | |
| parent | 4d29994ddb4cc97e19a533834df2e0fdb1c1d8a8 (diff) | |
TTY: cleanup tty->hw_stopped uses
tty->hw_stopped is set only by drivers to remember HW state. If it is
never set to 1 in a particular driver, there is no need to check it in
the driver at all. Remove such checks.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/arc_uart.c')
| -rw-r--r-- | drivers/tty/serial/arc_uart.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/arc_uart.c b/drivers/tty/serial/arc_uart.c index d97e194b6bc5..cbf1d155b7b2 100644 --- a/drivers/tty/serial/arc_uart.c +++ b/drivers/tty/serial/arc_uart.c | |||
| @@ -162,7 +162,7 @@ static unsigned int arc_serial_tx_empty(struct uart_port *port) | |||
| 162 | /* | 162 | /* |
| 163 | * Driver internal routine, used by both tty(serial core) as well as tx-isr | 163 | * Driver internal routine, used by both tty(serial core) as well as tx-isr |
| 164 | * -Called under spinlock in either cases | 164 | * -Called under spinlock in either cases |
| 165 | * -also tty->stopped / tty->hw_stopped has already been checked | 165 | * -also tty->stopped has already been checked |
| 166 | * = by uart_start( ) before calling us | 166 | * = by uart_start( ) before calling us |
| 167 | * = tx_ist checks that too before calling | 167 | * = tx_ist checks that too before calling |
| 168 | */ | 168 | */ |