On Mon, 2014-10-27 at 07:16 +0100, Jes Sorensen wrote:
> Joe Perches <joe@xxxxxxxxxxx> writes:
> > On Mon, 2014-10-27 at 06:45 +0100, Jes Sorensen wrote:
> >> Joe Perches <joe@xxxxxxxxxxx> writes:
> >> > On Sun, 2014-10-26 at 16:18 +0000, Paul McQuade wrote:
> >> >> ERROR: spaces required around that ':' (ctx:VxE)
> > []
> >> >> diff --git a/drivers/staging/rtl8723au/core/rtw_ieee80211.c
> >> >> b/drivers/staging/rtl8723au/core/rtw_ieee80211.c
> > []
> >> >> @@ -794,28 +794,28 @@ u16 rtw_mcs_rate23a(u8 rf_type, u8 bw_40MHz, u8 short_GI_20, u8 short_GI_40,
> >> >>
> >> >> if (rf_type == RF_1T1R) {
> >> >> if (mcs->rx_mask[0] & BIT(7))
> >> >> - max_rate = (bw_40MHz) ? ((short_GI_40)?1500:1350):
> >> >> + max_rate = (bw_40MHz) ? ((short_GI_40)?1500:1350) :
> > []
> >> >
> >> > A macro could help intelligibility here - maybe something like:
> >> >
> >> > #define get_max_rate(r1, r2, r3, r4) \
> >> > (bw_40MHz ? (short_GI_40 ? r1 : r2) : (short_GI_20 ? r3 : r4))
> >> > and:
> >> > if (mcs->rx_mask[0] & BIT(7))
> >> > max_rate = get_max_rate(1500, 1350, 722, 650);
> >>
> >> Hiding a parameter to a macro like that is bad coding practice, so don't
> >> do that please!
> >
> > Yes and no.
> >
> > Adding the other 3 arguments to the macro doesn't help legibility.
> >
> > Keeping the macro definition local to the place that it's used
> > can help avoid typos.
>
> It's wrong, so just don't do it here!
It's not "wrong", you just don't like it.
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