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    Subject[PATCH 2/7] TTY: serial_core, remove unused variable
    Date
    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>
    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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