diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-01 11:30:28 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-01 11:30:28 -0700 |
| commit | b6f91ab6a2bac8580026fc4a5d4724f0b9eeb11f (patch) | |
| tree | 2de6932e854c18944028022de23010398660a535 | |
| parent | 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 (diff) | |
| parent | ab91c2a89f86be2898cee208d492816ec238b2cf (diff) | |
Merge tag 'tpmdd-next-20200522' of git://git.infradead.org/users/jjs/linux-tpmdd
Pull tpm updates from Jarkko Sakkinen.
* tag 'tpmdd-next-20200522' of git://git.infradead.org/users/jjs/linux-tpmdd:
tpm: eventlog: Replace zero-length array with flexible-array member
tpm/tpm_ftpm_tee: Use UUID API for exporting the UUID
| -rw-r--r-- | drivers/char/tpm/eventlog/tpm2.c | 12 | ||||
| -rw-r--r-- | drivers/char/tpm/tpm_ftpm_tee.c | 2 | ||||
| -rw-r--r-- | include/linux/tpm_eventlog.h | 2 |
3 files changed, 7 insertions, 9 deletions
diff --git a/drivers/char/tpm/eventlog/tpm2.c b/drivers/char/tpm/eventlog/tpm2.c index e741b1157525..37a05800980c 100644 --- a/drivers/char/tpm/eventlog/tpm2.c +++ b/drivers/char/tpm/eventlog/tpm2.c @@ -51,8 +51,7 @@ static void *tpm2_bios_measurements_start(struct seq_file *m, loff_t *pos) int i; event_header = addr; - size = sizeof(struct tcg_pcr_event) - sizeof(event_header->event) - + event_header->event_size; + size = struct_size(event_header, event, event_header->event_size); if (*pos == 0) { if (addr + size < limit) { @@ -98,8 +97,8 @@ static void *tpm2_bios_measurements_next(struct seq_file *m, void *v, event_header = log->bios_event_log; if (v == SEQ_START_TOKEN) { - event_size = sizeof(struct tcg_pcr_event) - - sizeof(event_header->event) + event_header->event_size; + event_size = struct_size(event_header, event, + event_header->event_size); marker = event_header; } else { event = v; @@ -136,9 +135,8 @@ static int tpm2_binary_bios_measurements_show(struct seq_file *m, void *v) size_t size; if (v == SEQ_START_TOKEN) { - size = sizeof(struct tcg_pcr_event) - - sizeof(event_header->event) + event_header->event_size; - + size = struct_size(event_header, event, + event_header->event_size); temp_ptr = event_header; if (size > 0) diff --git a/drivers/char/tpm/tpm_ftpm_tee.c b/drivers/char/tpm/tpm_ftpm_tee.c index 22bf553ccf9d..2491a2cb54a2 100644 --- a/drivers/char/tpm/tpm_ftpm_tee.c +++ b/drivers/char/tpm/tpm_ftpm_tee.c @@ -241,7 +241,7 @@ static int ftpm_tee_probe(struct platform_device *pdev) /* Open a session with fTPM TA */ memset(&sess_arg, 0, sizeof(sess_arg)); - memcpy(sess_arg.uuid, ftpm_ta_uuid.b, TEE_IOCTL_UUID_LEN); + export_uuid(sess_arg.uuid, &ftpm_ta_uuid); sess_arg.clnt_login = TEE_IOCTL_LOGIN_PUBLIC; sess_arg.num_params = 0; diff --git a/include/linux/tpm_eventlog.h b/include/linux/tpm_eventlog.h index c253461b1c4e..4f8c90c93c29 100644 --- a/include/linux/tpm_eventlog.h +++ b/include/linux/tpm_eventlog.h @@ -97,7 +97,7 @@ struct tcg_pcr_event { u32 event_type; u8 digest[20]; u32 event_size; - u8 event[0]; + u8 event[]; } __packed; struct tcg_event_field { |