linux-kernel - Re: [PATCH] tpm add default function definitions

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Message-ID: <7e0fb38c0910270708ue3619fage123c24893685189@mail.gmail.com>
Date:	Tue, 27 Oct 2009 10:08:44 -0400
From:	Eric Paris <eparis@...isplace.org>
To:	Rajiv Andrade <srajiv@...ux.vnet.ibm.com>
Cc:	Mimi Zohar <zohar@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org, James Morris <jmorris@...ei.org>,
	Jean-Christophe Dubois <jcd@...budubois.net>,
	David Safford <safford@...son.ibm.com>,
	Mimi Zohar <zohar@...ibm.com>,
	Stable Kernel <stable@...nel.org>
Subject: Re: [PATCH] tpm add default function definitions

On Mon, Oct 26, 2009 at 10:06 AM, Rajiv Andrade
<srajiv@...ux.vnet.ibm.com> wrote:
> Acked-by: Rajiv Andrade <srajiv@...ux.vnet.ibm.com>

I don't see this as stable material, but it looks good for -next.

Acked-by: Eric Paris <eparis@...hat.com>

>
> Mimi Zohar wrote:
>> Add default tpm_pcr_read/extend function definitions required
>> by IMA/Kconfig changes.
>>
>> Signed-off-by: Mimi Zohar <zohar@...ibm.com>
>> Cc: Stable Kernel <stable@...nel.org>
>> ---
>>  include/linux/tpm.h |    7 +++++++
>>  1 files changed, 7 insertions(+), 0 deletions(-)
>>
>> diff --git a/include/linux/tpm.h b/include/linux/tpm.h
>> index 3338b3f..8eaa8f8 100644
>> --- a/include/linux/tpm.h
>> +++ b/include/linux/tpm.h
>> @@ -31,5 +31,12 @@
>>
>>  extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf);
>>  extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash);
>> +#else
>> +static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) {
>> +     return -ENODEV;
>> +}
>> +static inline int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash) {
>> +     return -ENODEV;
>> +}
>>  #endif
>>  #endif
>>
>
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