diff options
| author | Jerry Snitselaar <jsnitsel@redhat.com> | 2019-10-29 18:37:51 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-10-31 09:40:17 +0100 |
| commit | 2bb6a81633cb47dcba4c9f75605cbe49e6b73d60 (patch) | |
| tree | e0d57f873055d0625dd6d5dc196fdb0f1874cbfe /drivers/firmware | |
| parent | 0b6b30c65621fc11a799ca71241f52d8fd9e334c (diff) | |
| download | linux-2bb6a81633cb47dcba4c9f75605cbe49e6b73d60.tar.gz | |
efi/tpm: Return -EINVAL when determining tpm final events log size fails
Currently nothing checks the return value of efi_tpm_eventlog_init(),
but in case that changes in the future make sure an error is
returned when it fails to determine the tpm final events log
size.
Suggested-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jerry Snitselaar <jsnitsel@redhat.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-efi@vger.kernel.org
Fixes: e658c82be556 ("efi/tpm: Only set 'efi_tpm_final_log_size' after ...")
Link: https://lkml.kernel.org/r/20191029173755.27149-3-ardb@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/efi/tpm.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/firmware/efi/tpm.c b/drivers/firmware/efi/tpm.c index ebd7977653a8..31f9f0e369b9 100644 --- a/drivers/firmware/efi/tpm.c +++ b/drivers/firmware/efi/tpm.c @@ -88,6 +88,7 @@ int __init efi_tpm_eventlog_init(void) if (tbl_size < 0) { pr_err(FW_BUG "Failed to parse event in TPM Final Events Log\n"); + ret = -EINVAL; goto out_calc; } |