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-rw-r--r--src/lib/tpm2_marshaling.c23
-rw-r--r--src/lib/tpm2_tlcl.c2
2 files changed, 13 insertions, 12 deletions
diff --git a/src/lib/tpm2_marshaling.c b/src/lib/tpm2_marshaling.c
index f4fd3cbc76..1edc69007a 100644
--- a/src/lib/tpm2_marshaling.c
+++ b/src/lib/tpm2_marshaling.c
@@ -546,7 +546,8 @@ struct tpm2_response *tpm_unmarshal_response(TPM_CC command,
void *response_body,
size_t in_size)
{
- static struct tpm2_response tpm2_resp;
+ static struct tpm2_response tpm2_static_resp CAR_GLOBAL;
+ struct tpm2_response *tpm2_resp = car_get_var_ptr(&tpm2_static_resp);
/*
* Should be 0 when done, positive and negaitive values indicate
* unmarshaling errors.
@@ -556,16 +557,16 @@ struct tpm2_response *tpm_unmarshal_response(TPM_CC command,
if ((cr_size < 0) || (in_size < sizeof(struct tpm_header)))
return NULL;
- tpm2_resp.hdr.tpm_tag = unmarshal_u16(&response_body, &cr_size);
- tpm2_resp.hdr.tpm_size = unmarshal_u32(&response_body, &cr_size);
- tpm2_resp.hdr.tpm_code = unmarshal_TPM_CC(&response_body, &cr_size);
+ tpm2_resp->hdr.tpm_tag = unmarshal_u16(&response_body, &cr_size);
+ tpm2_resp->hdr.tpm_size = unmarshal_u32(&response_body, &cr_size);
+ tpm2_resp->hdr.tpm_code = unmarshal_TPM_CC(&response_body, &cr_size);
if (!cr_size) {
- if (tpm2_resp.hdr.tpm_size != sizeof(tpm2_resp.hdr))
+ if (tpm2_resp->hdr.tpm_size != sizeof(tpm2_resp->hdr))
printk(BIOS_ERR,
"%s: size mismatch in response to command %#x\n",
__func__, command);
- return &tpm2_resp;
+ return tpm2_resp;
}
switch (command) {
@@ -574,12 +575,12 @@ struct tpm2_response *tpm_unmarshal_response(TPM_CC command,
case TPM2_GetCapability:
unmarshal_get_capability(&response_body, &cr_size,
- &tpm2_resp.gc);
+ &tpm2_resp->gc);
break;
case TPM2_NV_Read:
unmarshal_nv_read(&response_body, &cr_size,
- &tpm2_resp.nvr);
+ &tpm2_resp->nvr);
break;
case TPM2_Clear:
@@ -599,7 +600,7 @@ struct tpm2_response *tpm_unmarshal_response(TPM_CC command,
"Request to unmarshal unexpected command %#x,"
" code %#x",
__func__, __LINE__, command,
- tpm2_resp.hdr.tpm_code);
+ tpm2_resp->hdr.tpm_code);
for (i = 0; i < cr_size; i++) {
if (!(i % 16))
@@ -616,11 +617,11 @@ struct tpm2_response *tpm_unmarshal_response(TPM_CC command,
printk(BIOS_INFO,
"%s:%d got %d bytes back in response to %#x,"
" failed to parse (%d)\n",
- __func__, __LINE__, tpm2_resp.hdr.tpm_size,
+ __func__, __LINE__, tpm2_resp->hdr.tpm_size,
command, cr_size);
return NULL;
}
/* The entire message have been parsed. */
- return &tpm2_resp;
+ return tpm2_resp;
}
diff --git a/src/lib/tpm2_tlcl.c b/src/lib/tpm2_tlcl.c
index 7bfd40d810..b6017a2a98 100644
--- a/src/lib/tpm2_tlcl.c
+++ b/src/lib/tpm2_tlcl.c
@@ -290,7 +290,7 @@ uint32_t tlcl_define_space(uint32_t space_index, size_t space_size)
* This policy digest was obtained using TPM2_PolicyPCR selecting only
* PCR_0 with a value of all zeros.
*/
- static const uint8_t pcr0_unchanged_policy[] = {
+ const uint8_t pcr0_unchanged_policy[] = {
0x09, 0x93, 0x3C, 0xCE, 0xEB, 0xB4, 0x41, 0x11,
0x18, 0x81, 0x1D, 0xD4, 0x47, 0x78, 0x80, 0x08,
0x88, 0x86, 0x62, 0x2D, 0xD7, 0x79, 0x94, 0x46,