mxser_transmit_chars(tty, port) is called only from mxser_interrupt(). NULL check is performed in mxser_interrupt() so it is redundant here. Signed-off-by: Kulikov Vasiliy <segooon@xxxxxxxxx> --- drivers/char/mxser.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index d2692d4..3fc89da 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -2193,7 +2193,7 @@ static void mxser_transmit_chars(struct tty_struct *tty, struct mxser_port *port port->mon_data.up_txcnt += (cnt - port->xmit_cnt); port->icount.tx += (cnt - port->xmit_cnt); - if (port->xmit_cnt < WAKEUP_CHARS && tty) + if (port->xmit_cnt < WAKEUP_CHARS) tty_wakeup(tty); if (port->xmit_cnt <= 0) { -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html