Ander Juaristi <a@xxxxxxxxxxxx> wrote:
> +++ b/net/netfilter/nft_meta.c
> @@ -28,6 +28,27 @@
>
> static DEFINE_PER_CPU(struct rnd_state, nft_prandom_state);
>
> +static u8 nft_meta_weekday(unsigned long secs)
> +{
> + u8 wday;
> + unsigned int dse;
> +
> + secs -= 60 * sys_tz.tz_minuteswest;
> + dse = secs / 86400;
This will probably fail to compile (link) on 32bit arches.
You need to use do_div() here.
> + wday = (4 + dse) % 7;
This is fine, as this only involves 32bit integers.
