Re: [PATCH] staging: brcm80211: return false if not a broadcom board
From: Julian Calaby
Date: Thu Jun 16 2011 - 19:45:49 EST
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
Email: julian.calaby@xxxxxxxxx
Profile: http://www.google.com/profiles/julian.calaby/
.Plan: http://sites.google.com/site/juliancalaby/
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