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tpm: adjust return value of tpm_read_log

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Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
This commit is contained in:
Jason Gunthorpe 2016-11-22 09:58:56 -07:00 committed by Jarkko Sakkinen
parent c4484f791c
commit 9430066a15
1 changed files with 4 additions and 2 deletions
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6
drivers/char/tpm/tpm_eventlog.c
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@ -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)