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Re: [PATCH] brcmsmac: Remove always false 'channel < 0' statement

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2019년 11월 27일 (수) 오후 7:48, Sergei Shtylyov
<sergei.shtylyov@xxxxxxxxxxxxxxxxxx>님이 작성:
>
> On 27.11.2019 8:43, Austin Kim wrote:
>
> > As 'channel' is declared as u16, the following statement is always false.
> >     channel < 0
> >
> > So we can remove unnecessary 'always false' statement.
>
>     It's an expression, not a statement.
>

According to below link, it is okay to use 'statement' in above case.
https://en.wikipedia.org/wiki/Statement_(computer_science)

Why don't you show your opition about patch rather than commit message?

Thanks,
Austin Kim

> > Signed-off-by: Austin Kim <austindh.kim@xxxxxxxxx>
> > ---
> >   drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c
> > index 3f09d89..7f2c15c 100644
> > --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c
> > +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c
> > @@ -5408,7 +5408,7 @@ int brcms_c_set_channel(struct brcms_c_info *wlc, u16 channel)
> >   {
> >       u16 chspec = ch20mhz_chspec(channel);
> >
> > -     if (channel < 0 || channel > MAXCHANNEL)
> > +     if (channel > MAXCHANNEL)
> >               return -EINVAL;
> >
> >       if (!brcms_c_valid_chanspec_db(wlc->cmi, chspec))
>
> MBR, Sergei
>




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