Re: [PATCH] security/keys/trusted: Allow operation without hardware TPM
On Mon, Mar 18, 2019 at 04:45:13PM -0700, Dan Williams wrote:
Rather than fail initialization of the trusted.ko module, arrange
for
the module to load, but rely on trusted_instantiate() to fail
trusted-key operations.
Fixes: 240730437deb ("KEYS: trusted: explicitly use tpm_chip structure...")
Cc: Roberto Sassu <roberto.sassu(a)huawei.com>
Cc: Jarkko Sakkinen <jarkko.sakkinen(a)linux.intel.com>
Cc: James Bottomley <jejb(a)linux.ibm.com>
Cc: Jarkko Sakkinen <jarkko.sakkinen(a)linux.intel.com>
Cc: Mimi Zohar <zohar(a)linux.ibm.com>
Cc: David Howells <dhowells(a)redhat.com>
Signed-off-by: Dan Williams <dan.j.williams(a)intel.com>
It should check for chip in each function that uses TPM now that
the code does not rely on default chip. Otherwise, the semantics
are kind of inconsistent.
/Jarkko