linux-kernel - Re: [PATCH V2] staging: wilc1000: drop explicit conversion to bool

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Date:   Sat, 6 Apr 2019 11:35:34 +0200
From:   Nicholas Mc Guire <der.herr@...r.at>
To:     Julian Calaby <julian.calaby@...il.com>
Cc:     Nicholas Mc Guire <hofrat@...dl.org>,
        Adham Abozaeid <adham.abozaeid@...rochip.com>,
        Ajay Singh <ajay.kathat@...rochip.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-wireless@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] staging: wilc1000: drop explicit conversion to bool

On Sat, Apr 06, 2019 at 08:11:55PM +1100, Julian Calaby wrote:
> Hi Nicholas,
> 
> On Sat, Apr 6, 2019 at 7:48 PM Nicholas Mc Guire <hofrat@...dl.org> wrote:
> >
> > As the expression evaluates to a boolean anyway (relational and logical
> > operators) conversion with the ternary operator is not needed here as
> > coccinelle notes (boolconv.cocci)
> >
> > Signed-off-by: Nicholas Mc Guire <hofrat@...dl.org>
> > ---
> >
> > V2: sent out the wrong version - the commit message was longer than 75
> >     chars - only change here is the commit message wrapping.
> >
> > scripts/coccinelle/misc/boolconv.cocci warned about:
> > drivers/staging/wilc1000/wilc_wlan.c:14:48-53: WARNING: conversion to bool not needed here
> >
> > Patch was compile tested with: x86_64_defconfig + Staging=y,
> > WILC1000_SDIO=m, WILC1000_SPI=m, WILC1000=m
> > (checkpatch, sparse and cocci clean otherwise)
> >
> > Patch is against 5.1-rc3 (localversion-next is -next-20190403)
> >
> >  drivers/staging/wilc1000/wilc_wlan.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/staging/wilc1000/wilc_wlan.c b/drivers/staging/wilc1000/wilc_wlan.c
> > index c238969..6c9fd3a 100644
> > --- a/drivers/staging/wilc1000/wilc_wlan.c
> > +++ b/drivers/staging/wilc1000/wilc_wlan.c
> > @@ -11,7 +11,7 @@
> >
> >  static inline bool is_wilc1000(u32 id)
> >  {
> > -       return ((id & 0xfffff000) == 0x100000 ? true : false);
> > +       return ((id & 0xfffff000) == 0x100000);
> 
> Whilst you're here, you might as well remove the superfluous parentheses.
>

fine - there are a few other places though that this would need to be cleaned
up to be consistent e.g. entries = ((reg >> 3) & 0x3f); wilc_wlan.c
 
> Other than that,
> 
> Reviewed-by: Julian Calaby <julian.calaby@...il.com>
> 

will resend with outer () dropped and Reviewed-by: added

thx!
hofrat

> Thanks,
> 
> -- 
> Julian Calaby
> 
> Email: julian.calaby@...il.com
> Profile: http://www.google.com/profiles/julian.calaby/