All the TPM drivers as well as out TCG TIS API for a TPM2.0 device return -EBUSY if the device has already been opened. Adjust the sandbox TPM do return the same error code.
Signed-off-by: Ilias Apalodimas ilias.apalodimas@linaro.org --- Changes since v3: - New patch. Required for [4/4]
drivers/tpm/tpm2_tis_sandbox.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tpm/tpm2_tis_sandbox.c b/drivers/tpm/tpm2_tis_sandbox.c index dd94bdc31fb7..e4004cfcca33 100644 --- a/drivers/tpm/tpm2_tis_sandbox.c +++ b/drivers/tpm/tpm2_tis_sandbox.c @@ -810,7 +810,7 @@ static int sandbox_tpm2_open(struct udevice *dev) struct sandbox_tpm2 *tpm = dev_get_priv(dev);
if (tpm->init_done) - return -EIO; + return -EBUSY;
tpm->init_done = true;
-- 2.39.2