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From:   Richard Weinberger <richard@nod.at>
To:     Boris Brezillon <boris.brezillon@bootlin.com>
Cc:     Benjamin Gaignard <benjamin.gaignard@linaro.org>,
        marek.vasut@gmail.com, dwmw2@infradead.org,
        computersforpeace@gmail.com, mcoquelin.stm32@gmail.com,
        alexandre.torgue@st.com, linux-mtd@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Benjamin Gaignard <benjamin.gaignard@st.com>
Subject: Re: [PATCH] mtd: stm32-quadspi: replace "%p" with "%pK"
Date:   Fri, 06 Jul 2018 16:49:55 +0200
Message-ID: <1574993.BxlVuaNddV@blindfold>
In-Reply-To: <20180706164732.5776df5a@bbrezillon>
References: <20180706130525.22223-1-benjamin.gaignard@st.com> <32602293.7BQn8HeLUA@blindfold> <20180706164732.5776df5a@bbrezillon>
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Am Freitag, 6. Juli 2018, 16:47:32 CEST schrieb Boris Brezillon:
> On Fri, 06 Jul 2018 16:44:44 +0200
> Richard Weinberger <richard@nod.at> wrote:
> 
> > Am Freitag, 6. Juli 2018, 15:05:25 CEST schrieb Benjamin Gaignard:
> > > The format specifier "%p" can leak kernel addresses.
> > > Use "%pK" instead.  
> > 
> > Does %pK really make sense for dev_dbg()?
> > When the driver is being debugged "leaking" is on purpose. :)
> 
> %p already gives you a hash of the pointer address. At least with %pK
> you can turn it off through a sysctl :).

Once again I mixed %p and %pK.
So then %pK is what we want. :D

Thanks,
//richard