Re: [PATCH 13/31] timer: Remove meaningless .data/.function assignments

From: Krzysztof Halasa
Date: Fri Sep 01 2017 - 14:05:58 EST


Kees Cook <keescook@xxxxxxxxxxxx> writes:

> Several timer users needlessly reset their .function/.data fields during
> their timer callback, but nothing else changes them. Some users do not
> use their .data field at all. Each instance is removed here.

For *wan/hdlc*
Acked-by: Krzysztof Halasa <khc@xxxxxxxxx>

> --- a/drivers/net/wan/hdlc_cisco.c
> +++ b/drivers/net/wan/hdlc_cisco.c
> @@ -276,8 +276,6 @@ static void cisco_timer(unsigned long arg)
> spin_unlock(&st->lock);
>
> st->timer.expires = jiffies + st->settings.interval * HZ;
> - st->timer.function = cisco_timer;
> - st->timer.data = arg;
> add_timer(&st->timer);
> }
>
> diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c
> index de42faca076a..7da2424c28a4 100644
> --- a/drivers/net/wan/hdlc_fr.c
> +++ b/drivers/net/wan/hdlc_fr.c
> @@ -644,8 +644,6 @@ static void fr_timer(unsigned long arg)
> state(hdlc)->settings.t391 * HZ;
> }
>
> - state(hdlc)->timer.function = fr_timer;
> - state(hdlc)->timer.data = arg;
> add_timer(&state(hdlc)->timer);
> }

--
Krzysztof Halasa