On Mon, 2014-10-27 at 06:45 +0100, Jes Sorensen wrote:
> Joe Perches <j...@perches.com> 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.
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