[PATCH] tpm: invalid self test error message

From: Jarkko Sakkinen
Date: Fri Sep 02 2016 - 01:57:03 EST


The driver emits invalid self test error message even though the init
succeeds.

Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx>
Fixes: cae8b441fc20 ("tpm: Factor out common startup code")
---
drivers/char/tpm/tpm2-cmd.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/char/tpm/tpm2-cmd.c b/drivers/char/tpm/tpm2-cmd.c
index 955fd26..906c285 100644
--- a/drivers/char/tpm/tpm2-cmd.c
+++ b/drivers/char/tpm/tpm2-cmd.c
@@ -966,7 +966,7 @@ int tpm2_auto_startup(struct tpm_chip *chip)
goto out;

rc = tpm2_do_selftest(chip);
- if (rc != TPM2_RC_INITIALIZE) {
+ if (rc != 0 && rc != TPM2_RC_INITIALIZE) {
dev_err(&chip->dev, "TPM self test failed\n");
goto out;
}
@@ -983,7 +983,6 @@ int tpm2_auto_startup(struct tpm_chip *chip)
}
}

- return rc;
out:
if (rc > 0)
rc = -ENODEV;
--
2.7.4