Hi
This is needed only for 4.9.
BR
/Jarkko
On Tue, Nov 08, 2016 at 05:18:29PM +0100, gregkh@xxxxxxxxxxxxxxxxxxx wrote:
>
> The patch below does not apply to the 4.8-stable tree.
> If someone wants it applied there, or to any other stable or longterm
> tree, then please email the backport, including the original git commit
> id to <stable@xxxxxxxxxxxxxxx>.
>
> thanks,
>
> greg k-h
>
> ------------------ original commit in Linus's tree ------------------
>
> From befd99656c5eb765fe9d96045c4cba099fd938db Mon Sep 17 00:00:00 2001
> From: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx>
> Date: Tue, 4 Oct 2016 09:49:47 +0300
> Subject: [PATCH] tpm: remove invalid min length check from tpm_do_selftest()
>
> Removal of this check was not properly amended to the original commit.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Fixes: 0c541332231e ("tpm: use tpm_pcr_read_dev() in tpm_do_selftest()")
> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx>
> Signed-off-by: James Morris <james.l.morris@xxxxxxxxxx>
>
> diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c
> index 8de61876f633..3a9149cf0110 100644
> --- a/drivers/char/tpm/tpm-interface.c
> +++ b/drivers/char/tpm/tpm-interface.c
> @@ -813,9 +813,6 @@ int tpm_do_selftest(struct tpm_chip *chip)
> continue;
> }
>
> - if (rc < TPM_HEADER_SIZE)
> - return -EFAULT;
> -
> if (rc == TPM_ERR_DISABLED || rc == TPM_ERR_DEACTIVATED) {
> dev_info(&chip->dev,
> "TPM is disabled/deactivated (0x%X)\n", rc);
>
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