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-rw-r--r--lib/efi_loader/efi_tcg2.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/lib/efi_loader/efi_tcg2.c b/lib/efi_loader/efi_tcg2.c
index 0904684..ed86a22 100644
--- a/lib/efi_loader/efi_tcg2.c
+++ b/lib/efi_loader/efi_tcg2.c
@@ -176,13 +176,14 @@ static efi_status_t tcg2_agile_log_append(u32 pcr_index, u32 event_type,
struct tpml_digest_values *digest_list,
u32 size, u8 event[])
{
- void *log = event_log.buffer + event_log.pos;
+ void *log = (void *)((uintptr_t)event_log.buffer + event_log.pos);
size_t pos;
int i;
u32 event_size;
if (event_log.get_event_called)
- log = event_log.final_buffer + event_log.final_pos;
+ log = (void *)((uintptr_t)event_log.final_buffer +
+ event_log.final_pos);
/*
* size refers to the length of event[] only, we need to check against
@@ -197,24 +198,24 @@ static efi_status_t tcg2_agile_log_append(u32 pcr_index, u32 event_type,
put_unaligned_le32(pcr_index, log);
pos = offsetof(struct tcg_pcr_event2, event_type);
- put_unaligned_le32(event_type, log + pos);
+ put_unaligned_le32(event_type, (void *)((uintptr_t)log + pos));
pos = offsetof(struct tcg_pcr_event2, digests); /* count */
- put_unaligned_le32(digest_list->count, log + pos);
+ put_unaligned_le32(digest_list->count, (void *)((uintptr_t)log + pos));
pos += offsetof(struct tpml_digest_values, digests);
for (i = 0; i < digest_list->count; i++) {
u16 hash_alg = digest_list->digests[i].hash_alg;
u8 *digest = (u8 *)&digest_list->digests[i].digest;
- put_unaligned_le16(hash_alg, log + pos);
+ put_unaligned_le16(hash_alg, (void *)((uintptr_t)log + pos));
pos += offsetof(struct tpmt_ha, digest);
- memcpy(log + pos, digest, alg_to_len(hash_alg));
+ memcpy((void *)((uintptr_t)log + pos), digest, alg_to_len(hash_alg));
pos += alg_to_len(hash_alg);
}
- put_unaligned_le32(size, log + pos);
+ put_unaligned_le32(size, (void *)((uintptr_t)log + pos));
pos += sizeof(u32); /* tcg_pcr_event2 event_size*/
- memcpy(log + pos, event, size);
+ memcpy((void *)((uintptr_t)log + pos), event, size);
pos += size;
/* make sure the calculated buffer is what we checked against */
@@ -1046,7 +1047,7 @@ static efi_status_t efi_init_event_log(void)
put_unaligned_le32(0, &event_header->pcr_index);
put_unaligned_le32(EV_NO_ACTION, &event_header->event_type);
memset(&event_header->digest, 0, sizeof(event_header->digest));
- ret = create_specid_event(dev, event_log.buffer + sizeof(*event_header),
+ ret = create_specid_event(dev, (void *)((uintptr_t)event_log.buffer + sizeof(*event_header)),
&spec_event_size);
if (ret != EFI_SUCCESS)
goto out;