netdev - Re: [PATCH] net: wireless/broadcom: fix possible condition with no effect

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Message-ID: <Yrg/HTOnVF53WRVV@lunn.ch>
Date:   Sun, 26 Jun 2022 13:12:29 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Sebastian Gottschall <s.gottschall@...media-net.de>
Cc:     Praghadeesh T K S <praghadeeshthevendria@...il.com>,
        Kalle Valo <kvalo@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        linux-wireless@...r.kernel.org, b43-dev@...ts.infradead.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        praghadeeshtks@...omail.in, skhan@...uxfoundation.org
Subject: Re: [PATCH] net: wireless/broadcom: fix possible condition with no
 effect

On Sun, Jun 26, 2022 at 01:03:57PM +0200, Sebastian Gottschall wrote:
> Am 25.06.2022 um 21:29 schrieb Praghadeesh T K S:
> > Fix a coccinelle warning by removing condition with no possible effect
> > 
> > Signed-off-by: Praghadeesh T K S <praghadeeshthevendria@...il.com>
> > ---
> >   drivers/net/wireless/broadcom/b43/xmit.c | 7 +------
> >   1 file changed, 1 insertion(+), 6 deletions(-)
> > 
> > diff --git a/drivers/net/wireless/broadcom/b43/xmit.c b/drivers/net/wireless/broadcom/b43/xmit.c
> > index 7651b1b..667a74b 100644
> > --- a/drivers/net/wireless/broadcom/b43/xmit.c
> > +++ b/drivers/net/wireless/broadcom/b43/xmit.c
> > @@ -169,12 +169,7 @@ static u16 b43_generate_tx_phy_ctl1(struct b43_wldev *dev, u8 bitrate)
> >   	const struct b43_phy *phy = &dev->phy;
> >   	const struct b43_tx_legacy_rate_phy_ctl_entry *e;
> >   	u16 control = 0;
> > -	u16 bw;
> > -
> > -	if (phy->type == B43_PHYTYPE_LP)
> > -		bw = B43_TXH_PHY1_BW_20;
> > -	else /* FIXME */
> > -		bw = B43_TXH_PHY1_BW_20;
> > +	u16 bw = B43_TXH_PHY1_BW_20;

Hi Praghadeesh

I assume you took a deep look at the FIXME, understand why it is
there, looked at the datasheet etc, and decided it is not in fact
broken. Hence it is safe to remove the FIXME. Please could you
summarise your findings in the commit messages.

	  Andrew