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-rw-r--r--drivers/char/tpm/eventlog/tpm2.c12
-rw-r--r--drivers/char/tpm/tpm_ftpm_tee.c2
-rw-r--r--include/linux/tpm_eventlog.h2
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 {