On Wed, 2021-10-13 at 06:25 +0000, Chen Jun wrote:
> Locality is not appropriately requested before writing the int mask.
> Add the missing boilerplate.
>
> Fixes: e6aef069b6e9 ("tpm_tis: convert to using locality callbacks")
> Signed-off-by: Chen Jun <chenjun102@xxxxxxxxxx>
> ---
>
> v2: rewrite the commit message.
>
> drivers/char/tpm/tpm_tis_core.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c
> index 69579efb247b..bea587301917 100644
> --- a/drivers/char/tpm/tpm_tis_core.c
> +++ b/drivers/char/tpm/tpm_tis_core.c
> @@ -978,7 +978,15 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
> intmask |= TPM_INTF_CMD_READY_INT | TPM_INTF_LOCALITY_CHANGE_INT |
> TPM_INTF_DATA_AVAIL_INT | TPM_INTF_STS_VALID_INT;
> intmask &= ~TPM_GLOBAL_INT_ENABLE;
> +
> + rc = request_locality(chip, 0);
> + if (rc < 0) {
> + rc = -ENODEV;
> + goto out_err;
> + }
> +
> tpm_tis_write32(priv, TPM_INT_ENABLE(priv->locality), intmask);
> + release_locality(chip, 0);
>
> rc = tpm_chip_start(chip);
> if (rc)
Thank you.
Reviewed-by: Jarkko Sakkinen <jarkko@xxxxxxxxxx>
/Jarkko
