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-rw-r--r--drivers/char/tpm/tpm_eventlog.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/char/tpm/tpm_eventlog.c b/drivers/char/tpm/tpm_eventlog.c
index c73f88cdeadf..11bb1138a828 100644
--- a/drivers/char/tpm/tpm_eventlog.c
+++ b/drivers/char/tpm/tpm_eventlog.c
@@ -381,7 +381,8 @@ static int tpm_read_log(struct tpm_chip *chip)
* If an event log is found then the securityfs files are setup to
* export it to userspace, otherwise nothing is done.
*
- * Returns -ENODEV if the firmware has no event log.
+ * Returns -ENODEV if the firmware has no event log or securityfs is not
+ * supported.
*/
int tpm_bios_log_setup(struct tpm_chip *chip)
{
@@ -432,9 +433,10 @@ int tpm_bios_log_setup(struct tpm_chip *chip)
return 0;
err:
+ rc = PTR_ERR(chip->bios_dir[cnt]);
chip->bios_dir[cnt] = NULL;
tpm_bios_log_teardown(chip);
- return -EIO;
+ return rc;
}
void tpm_bios_log_teardown(struct tpm_chip *chip)