linux-kernel - Re: [PATCH v2] ath11k: simplify if-if to if-else

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Date:   Sat, 16 Apr 2022 10:50:42 +0900
From:   Benjamin Poirier <benjamin.poirier@...il.com>
To:     Jeff Johnson <quic_jjohnson@...cinc.com>
Cc:     Yihao Han <hanyihao@...o.com>, Kalle Valo <kvalo@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, ath11k@...ts.infradead.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...o.com
Subject: Re: [PATCH v2] ath11k: simplify if-if to if-else

On 2022-04-15 16:02 -0700, Jeff Johnson wrote:
> On 4/15/2022 5:58 AM, Yihao Han wrote:
> > Replace `if (!ab->is_reset)` with `else` for simplification
> > according to the kernel coding style:
> > 
> > "Do not unnecessarily use braces where a single statement will do."
> > 
> > ...
> > 
> > "This does not apply if only one branch of a conditional statement is
> > a single statement; in the latter case use braces in both branches"
> > 
> > Please refer to:
> > https://www.kernel.org/doc/html/v5.17-rc8/process/coding-style.html
> 
> why are you referring to braces when your patch has nothing to do with
> braces?
> 
> changing if (foo) X;if (!foo) Y; to if (foo) X else Y; is not a design
> pattern referenced in the coding style
> 
> > 
> > Suggested-by: Benjamin Poirier <benjamin.poirier@...il.com>

I did not suggest this change. Please remove this tag.

> > Signed-off-by: Yihao Han <hanyihao@...o.com>
> > ---
> > v2:edit commit message
> > ---
> >   drivers/net/wireless/ath/ath11k/core.c | 3 +--
> >   1 file changed, 1 insertion(+), 2 deletions(-)
> > 
> > diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c
> > index cbac1919867f..80009482165a 100644
> > --- a/drivers/net/wireless/ath/ath11k/core.c
> > +++ b/drivers/net/wireless/ath/ath11k/core.c
> > @@ -1532,8 +1532,7 @@ static void ath11k_core_restart(struct work_struct *work)
> >   	if (ab->is_reset)
> >   		complete_all(&ab->reconfigure_complete);
> > -
> > -	if (!ab->is_reset)
> > +	else
> >   		ath11k_core_post_reconfigure_recovery(ab);
> >   }
>