From: Andi Kleen <andi@firstfloor.org>
To: Huang Ying <ying.huang@intel.com>
Cc: Len Brown <lenb@kernel.org>,
linux-kernel@vger.kernel.org, Andi Kleen <andi@firstfloor.org>,
linux-acpi@vger.kernel.org, Yinghai Lu <yinghai@kernel.org>
Subject: Re: [PATCH 1/5] ACPI, APEI, Fix APEI related table size checking
Date: Tue, 21 Sep 2010 14:39:45 +0200 [thread overview]
Message-ID: <20100921123945.GB18991@one.firstfloor.org> (raw)
In-Reply-To: <1284865235-29920-2-git-send-email-ying.huang@intel.com>
On Sun, Sep 19, 2010 at 11:00:31AM +0800, Huang Ying wrote:
> From: Yinghai Lu <yinghai@kernel.org>
>
> Both ERST and EINJ table size checking is fixed.
Needs a better description.
> ---
> drivers/acpi/apei/einj.c | 3 ++-
> drivers/acpi/apei/erst.c | 3 ++-
> 2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
> index 465c885..b184baa 100644
> --- a/drivers/acpi/apei/einj.c
> +++ b/drivers/acpi/apei/einj.c
> @@ -426,7 +426,8 @@ DEFINE_SIMPLE_ATTRIBUTE(error_inject_fops, NULL,
>
> static int einj_check_table(struct acpi_table_einj *einj_tab)
> {
> - if (einj_tab->header_length != sizeof(struct acpi_table_einj))
> + if (einj_tab->header_length !=
> + (sizeof(struct acpi_table_einj) - sizeof(einj_tab->header)))
I don't understand these changes. So on any system where the old check worked
before it won't work anymore? Since the code has been presumably tested
before this would break systems, won't it?
Same with the other changes.
-Andi
--
ak@linux.intel.com -- Speaking for myself only.
next prev parent reply other threads:[~2010-09-21 12:39 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-19 3:00 [PATCH 0/5] ACPI, APEI, BUG fixes for 2.6.36 Huang Ying
2010-09-19 3:00 ` [PATCH 1/5] ACPI, APEI, Fix APEI related table size checking Huang Ying
2010-09-21 12:39 ` Andi Kleen [this message]
2010-09-26 5:30 ` Huang Ying
2010-09-19 3:00 ` [PATCH 2/5] ACPI, APEI, Fix acpi_pre_map() return value Huang Ying
2010-09-21 12:47 ` Andi Kleen
2010-09-19 3:00 ` [PATCH 3/5] ACPI, APEI, HEST Fix the unsuitable usage of platform_data Huang Ying
2010-09-21 12:43 ` Andi Kleen
2010-09-22 1:05 ` Jin Dongming
2010-09-23 9:06 ` huang ying
2010-09-19 3:00 ` [PATCH 4/5] ACPI, APEI, Fix error path for memory allocation Huang Ying
2010-09-21 12:45 ` Andi Kleen
2010-09-23 8:53 ` huang ying
2010-09-19 3:00 ` [PATCH 5/5] ACPI, APEI, Fix ERST MOVE_DATA instruction implementation Huang Ying
2010-09-21 12:47 ` Andi Kleen
2010-09-23 9:04 ` huang ying
2010-09-27 5:31 ` Andi Kleen
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