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Message-Id: <1254342429.3544.20.camel@dyn9002018117.watson.ibm.com>
Date: Wed, 30 Sep 2009 16:27:09 -0400
From: Mimi Zohar <zohar@...ux.vnet.ibm.com>
To: Rajiv Andrade <srajiv@...ux.vnet.ibm.com>
Cc: linux-kernel@...r.kernel.org, James Morris <jmorris@...ei.org>,
linux-security-module@...r.kernel.org,
Jan Beulich <JBeulich@...ell.com>
Subject: Re: [PATCH] TPM: fix pcrread
On Wed, 2009-09-30 at 12:26 -0300, Rajiv Andrade wrote:
> The previously sent patch:
>
> http://marc.info/?l=tpmdd-devel&m=125208945007834&w=2
>
> Had its first hunk cropped when merged, submitting only this first hunk
> again.
>
> Signed-off-by: Jason Gunthorpe <jgunthorpe@...idianresearch.com>
> Cc: Debora Velarde <debora@...ux.vnet.ibm.com>
> Cc: Marcel Selhorst <m.selhorst@...rix.com>
> Cc: James Morris <jmorris@...ei.org>
> Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
> Signed-off-by: Rajiv Andrade <srajiv@...ux.vnet.ibm.com>
> ---
> drivers/char/tpm/tpm.c | 3 +--
> 1 files changed, 1 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
> index 45d5800..47c2d27 100644
> --- a/drivers/char/tpm/tpm.c
> +++ b/drivers/char/tpm/tpm.c
> @@ -696,8 +696,7 @@ int __tpm_pcr_read(struct tpm_chip *chip, int pcr_idx, u8 *res_buf)
>
> cmd.header.in = pcrread_header;
> cmd.params.pcrread_in.pcr_idx = cpu_to_be32(pcr_idx);
> - BUG_ON(cmd.header.in.length > READ_PCR_RESULT_SIZE);
> - rc = transmit_cmd(chip, &cmd, cmd.header.in.length,
> + rc = transmit_cmd(chip, &cmd, READ_PCR_RESULT_SIZE,
> "attempting to read a pcr value");
>
> if (rc == 0)
Compiled and tested patch.
Acked-by: Mimi Zohar <zohar@...ibm.com>
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