linux-kernel - Re: [PATCH] scsi: megaraid_sas: Prevent future %p disaster

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Message-ID: <87iobx7uzv.fsf@rasmusvillemoes.dk>
Date:	Tue, 12 May 2015 16:04:04 +0200
From:	Rasmus Villemoes <linux@...musvillemoes.dk>
To:	Kashyap Desai <kashyap.desai@...gotech.com>
Cc:	Sumit Saxena <sumit.saxena@...gotech.com>,
	Uday Lingala <uday.lingala@...gotech.com>,
	"James E.J. Bottomley" <JBottomley@...allels.com>,
	"PDL\,MEGARAIDLINUX" <megaraidlinux.pdl@...gotech.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Joe Perches <joe@...ches.com>
Subject: Re: [PATCH] scsi: megaraid_sas: Prevent future %p disaster

On Tue, Feb 10 2015, Kashyap Desai <kashyap.desai@...gotech.com> wrote:

> Acked-by: Kashyap Desai <kashyap.desai@...gotech.com>
>
>> -----Original Message-----
>> From: Rasmus Villemoes [mailto:linux@...musvillemoes.dk]
>> Sent: Friday, February 06, 2015 8:04 PM
>> To: Kashyap Desai; Sumit Saxena; Uday Lingala; James E.J. Bottomley
>> Cc: Rasmus Villemoes; megaraidlinux.pdl@...gotech.com; linux-
>> scsi@...r.kernel.org; linux-kernel@...r.kernel.org
>> Subject: [PATCH] scsi: megaraid_sas: Prevent future %p disaster
>>
>> There is currently no %po format extension, so currently the letters
> "on" are
>> simply skipped and the pointer is printed as expected (while missing the
> word
>> on). However, it is probably only a matter of time before someone comes
> up
>> with a %po extension, at which point this is likely to fail
> spectacularly.
>>
>> Signed-off-by: Rasmus Villemoes <linux@...musvillemoes.dk>

Any chance either this minimal fix or Joe's more thorough cleanup could
get applied? There's still no %po extension, but there's certainly a lot
of proposals for more %p extensions flying around LKML, so I still think
the "only a matter of time" holds.

Rasmus
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