On Wed, Mar 23, 2011 at 2:19 PM, Jiri Slaby <jslaby@xxxxxxx> wrote:
> drivers/tty/serial/serial_core.c:1980:2: warning: Value stored to 'tty' is never read
> tty = port->tty;
> ^ ~~~~~~~~~
>
> Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
Acked-by: Govindraj.R <govindraj.raja@xxxxxx>
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxx>
> Cc: linux-serial@xxxxxxxxxxxxxxx
> ---
> drivers/tty/serial/serial_core.c | 4 ----
> 1 files changed, 0 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
> index 733fe8e..d6e7240 100644
> --- a/drivers/tty/serial/serial_core.c
> +++ b/drivers/tty/serial/serial_core.c
> @@ -1972,13 +1972,9 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport)
> struct tty_port *port = &state->port;
> struct device *tty_dev;
> struct uart_match match = {uport, drv};
> - struct tty_struct *tty;
>
> mutex_lock(&port->mutex);
>
> - /* Must be inside the mutex lock until we convert to tty_port */
> - tty = port->tty;
> -
> tty_dev = device_find_child(uport->dev, &match, serial_match_port);
> if (device_may_wakeup(tty_dev)) {
> if (!enable_irq_wake(uport->irq))
> --
> 1.7.4.1
>
>
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