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Message-ID: <6e3049e37b00e2e5a5f02bff7b75d6c9282973b5.camel@pengutronix.de>
Date: Wed, 06 Dec 2023 14:24:16 +0100
From: Rouven Czerwinski <r.czerwinski@...gutronix.de>
To: Johannes Berg <johannes@...solutions.net>, Josua Mayer
<josua@...id-run.com>, linux-wireless@...r.kernel.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: stable@...r.kernel.org, Eric Dumazet <edumazet@...gle.com>,
kernel@...gutronix.de, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
<pabeni@...hat.com>, "David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH] net: rfkill: gpio: set GPIO direction
Hi Johannes,
On Wed, 2023-12-06 at 14:16 +0100, Johannes Berg wrote:
> On Wed, 2023-12-06 at 14:13 +0100, Rouven Czerwinski wrote:
> >
> > +++ b/net/rfkill/rfkill-gpio.c
> > @@ -126,6 +126,16 @@ static int rfkill_gpio_probe(struct
> > platform_device *pdev)
> > return -EINVAL;
> > }
> >
> > + if (rfkill->reset_gpio)
> > + ret = gpiod_direction_output(rfkill->reset_gpio,
> > true);
> > + if (ret)
> > + return ret;
> > +
> > + if (rfkill->shutdown_gpio)
> > + ret = gpiod_direction_output(rfkill-
> > >shutdown_gpio, true);
> > + if (ret)
> > + return ret;
> >
>
> That's weird, you need ret to be inside the if. It's even entirely
> uninitialized if you don't have ACPI, if you don't have
> reset/shutdown.
Thanks for the review, you are totally right, I didn't look at the ret
initialization. I moved it inside the if for v2.
Thanks,
Rouven
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