diff options
Diffstat (limited to 'drivers/firmware/efi/libstub/tpm.c')
| -rw-r--r-- | drivers/firmware/efi/libstub/tpm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/firmware/efi/libstub/tpm.c b/drivers/firmware/efi/libstub/tpm.c index d31ea3f351d8..a5c6c4f163fc 100644 --- a/drivers/firmware/efi/libstub/tpm.c +++ b/drivers/firmware/efi/libstub/tpm.c @@ -124,6 +124,9 @@ static void efi_retrieve_tcg2_eventlog(int version, efi_physical_addr_t log_loca event_size = __calc_tpm2_event_size(header, (void *)(long)log_location, false); + /* If calc fails this is a malformed log */ + if (!event_size) + break; final_events_size += event_size; i--; } |