On Thu, Jun 16, 2011 at 04:45:21PM -0700, Julian Calaby wrote:
> Henry,
>
> On Fri, Jun 17, 2011 at 09:37, Henry Ptasinski <henryp@xxxxxxxxxxxx> wrote:
> > How's this for a somewhat clearer implementation:
> >
> > static bool brcms_c_validboardtype(struct brcms_c_hw_info *wlc_hw)
> > {
> > bool goodboard = true;
> > uint boardrev = wlc_hw->boardrev;
> >
> > if (wlc_hw->sih->boardvendor == PCI_VENDOR_ID_BROADCOM) {
>
> You could reduce indentation by having this be:
>
> if (wlc_hw->sih->boardvendor != PCI_VENDOR_ID_BROADCOM)
> return true;
>
> > /* validate boardrev */
> > if (boardrev == 0)
> > goodboard = false;
>
> and remove the goodboard variable by having this return false immediately.
>
> > else if (boardrev > 0xff) {
>
> You could also drop the else and have this as
>
> if (boardrev <= 0xff)
> return true;
>
> > /* 4 bits each for board type, major, minor, and tiny
> > version numbers */
> > uint brt = (boardrev & 0xf000) >> 12;
> > uint b0 = (boardrev & 0xf00) >> 8;
> > uint b1 = (boardrev & 0xf0) >> 4;
> > uint b2 = boardrev & 0xf;
> >
> > if ((brt > 2) || (brt == 0) || (b0 > 9) || (b0 == 0)
> > || (b1 > 9) || (b2 > 9))
> > goodboard = false;
>
> and return false here too.
>
> > }
> > }
> >
> > return goodboard;
>
> then just return true here.
>
> > }
>
> Thanks,
>
> --
> Julian Calaby
Yea, it's a lot flatter with those changes. Look for it in a patch set
relatively soon ...
- Henry
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