On Tue, Sep 30, 2025 at 02:11:23PM +0200, Stefano Garzarella wrote: > On Mon, Sep 29, 2025 at 10:48:24PM +0300, Jarkko Sakkinen wrote: > > From: Jarkko Sakkinen <[email protected]> > > > > Using -EFAULT as the tpm_ret_to_err() fallback error code causes makes it > > incompatible on how trusted keys transmute TPM return codes. > > > > Change the fallback as -EPERM in order to gain compatibility with trusted > > keys. In addition, map TPM_RC_HASH to -EINVAL in order to be compatible > > with tpm2_seal_trusted() return values. > > > > Signed-off-by: Jarkko Sakkinen <[email protected]> > > --- > > v3: > > - Removed fixes tag as it hardly categorizes as a bug fix. > > v2: > > - Split trusted_tpm2 change to a separate patch. > > --- > > include/linux/tpm.h | 4 +++- > > 1 file changed, 3 insertions(+), 1 deletion(-) > > LGTM now! > > Reviewed-by: Stefano Garzarella <[email protected]>
Thank you. > > > > > diff --git a/include/linux/tpm.h b/include/linux/tpm.h > > index fc7df87dfb9a..51846317d662 100644 > > --- a/include/linux/tpm.h > > +++ b/include/linux/tpm.h > > @@ -453,8 +453,10 @@ static inline ssize_t tpm_ret_to_err(ssize_t ret) > > return 0; > > case TPM2_RC_SESSION_MEMORY: > > return -ENOMEM; > > + case TPM2_RC_HASH: > > + return -EINVAL; > > default: > > - return -EFAULT; > > + return -EPERM; > > } > > } > > > > -- > > 2.39.5 > > > > > BR, Jarkko
