From: Jeff Garzik <jgarzik@pobox.com>
To: Tejun Heo <tj@kernel.org>, Andrew Morton <akpm@linux-foundation.org>
Cc: Sandor Bodo-Merle <sbodomerle@gmail.com>,
"Huang, Shane" <Shane.Huang@amd.com>,
ide <linux-ide@vger.kernel.org>
Subject: Re: [PATCH 1/4] dmi: fix date handling in dmi_get_year()
Date: Sun, 16 Aug 2009 08:11:28 -0400 [thread overview]
Message-ID: <4A87F770.7060008@pobox.com> (raw)
In-Reply-To: <4A87F512.3080802@kernel.org>
Tejun Heo wrote:
> Year parsing in dmi_get_year() had the following two bugs.
>
> * "00" is treated as invalid instead of 2000 because zero return from
> simple_strtoul() is treated as error.
>
> * "0N" where N >= 8 is treated as invalid of 200N because the leading
> 0 is considered to specify octal.
>
> Fix the above two bugs by using endptr to detect invalid number and
> forcing decimal.
>
> Signed-off-by: Tejun Heo <tj@kernel.org>
> ---
> While trying to implement dmi_get_date(), spotted two bugs in the
> current dmi_get_year(). Tricky date strings. ;-P
>
> I think it would be safer to postpone this and the next patch for the
> next merge window. There's no reported case of these bugs causing
> problems yet, so no reason to risk behavior change at this stage. If
> nobody objects, it would be easiest to push this through
> libata-dev#upstream.
>
> Thanks.
>
> drivers/firmware/dmi_scan.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
Patchset looks good to me... To make life easy, I would prefer to
carry patches 1-2 in libata-dev#upstream, as well as patches 3-4. If
there are objections to that plan from anyone, speak now... :)
Jeff
next prev parent reply other threads:[~2009-08-16 12:11 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-16 12:01 [PATCH 1/4] dmi: fix date handling in dmi_get_year() Tejun Heo
2009-08-16 12:02 ` [PATCH 2/4] dmi: extend dmi_get_year() to dmi_get_date() Tejun Heo
2009-08-16 12:03 ` [PATCH 3/4 #upstream] ahci: make ahci_asus_m2a_vm_32bit_only() quirk more generic Tejun Heo
2009-08-16 12:06 ` [PATCH 4/4 #upstream] ahci: Gigabyte GA-MA69VM-S2 can't do 64bit DMA Tejun Heo
2009-08-16 12:04 ` [PATCH 3/4 #upstream] ahci: make ahci_asus_m2a_vm_32bit_only() quirk more generic Tejun Heo
2009-08-16 12:11 ` Jeff Garzik [this message]
2009-09-09 1:19 ` [PATCH 1/4] dmi: fix date handling in dmi_get_year() Jeff Garzik
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