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    SubjectRe: [PATCH 2/7] TTY: serial_core, remove unused variable
    On Wed, Mar 23, 2011 at 2:19 PM, Jiri Slaby <jslaby@suse.cz> 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@suse.cz>


    Acked-by: Govindraj.R <govindraj.raja@ti.com>


    > Cc: Greg Kroah-Hartman <gregkh@suse.de>
    > Cc: linux-serial@vger.kernel.org
    > ---
    >  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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