From: Huang Ying <ying.huang@intel.com>
To: Jin Dongming <jin.dongming@np.css.fujitsu.com>
Cc: APEI-lenb <lenb@kernel.org>, Andi Kleen <andi@firstfloor.org>,
ACPI <linux-acpi@vger.kernel.org>,
LKLM <linux-kernel@vger.kernel.org>,
Stephen Rothwell <sfr@canb.auug.org.au>,
Randy Dunlap <randy.dunlap@oracle.com>,
Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Subject: Re: [PATCH 2/2][Patch-next -v2] ACPI, APEI, HEST Fix the unsuitable usage of platform_data.
Date: Thu, 02 Sep 2010 10:33:40 +0800 [thread overview]
Message-ID: <1283394820.13175.48.camel@yhuang-dev> (raw)
In-Reply-To: <4C7F0C94.8090802@np.css.fujitsu.com>
On Thu, 2010-09-02 at 10:31 +0800, Jin Dongming wrote:
> platform_data in hest_parse_ghes() is used for saving the address of entry
> information of erst_tab. When the device is failed to be added, platform_data
> will be freed by platform_device_put(). But the value saved in platform_data
> should not be freed here. If it is done, it will make system panic.
>
> So I think platform_data should save the address of allocated memory
> which saves entry information of erst_tab.
>
> This patch fixed it and I confirmed it on x86_64 next-tree.
>
> Signed-off-by: Jin Dongming <jin.dongming@np.css.fujitsu.com>
Acked-by: Huang Ying <ying.huang@intel.com>
Best Regards,
Huang Ying
next prev parent reply other threads:[~2010-09-02 2:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-02 2:31 [PATCH 2/2][Patch-next -v2] ACPI, APEI, HEST Fix the unsuitable usage of platform_data Jin Dongming
2010-09-02 2:33 ` Huang Ying [this message]
-- strict thread matches above, loose matches on Subject: below --
2010-08-17 23:49 Jin Dongming
2010-08-18 4:18 ` Huang Ying
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