diff options
| author | Simon Glass <sjg@chromium.org> | 2021-07-18 14:18:00 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2021-08-01 09:05:24 -0600 |
| commit | 7f350a959c1a9562b1b84d145e1084e90fa86353 (patch) | |
| tree | a4db65d44b2e525424052e0fdf164c3c86d27938 /drivers/tpm | |
| parent | f9143c12003aabbad3a2485f8ad305f5dff5fae9 (diff) | |
sandbox: tpm: Correct handling of get-capability
This function current handles the kernel case incorrectly. Fix it, and
use the shorter TPM_HDR_LEN while we are here.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/tpm')
| -rw-r--r-- | drivers/tpm/tpm_tis_sandbox.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/tpm/tpm_tis_sandbox.c b/drivers/tpm/tpm_tis_sandbox.c index 85b22afa4d..efbeb00ab6 100644 --- a/drivers/tpm/tpm_tis_sandbox.c +++ b/drivers/tpm/tpm_tis_sandbox.c @@ -140,16 +140,13 @@ static int sandbox_tpm_xfer(struct udevice *dev, const uint8_t *sendbuf, printf("Get flags index %#02x\n", index); *recv_len = 22; memset(recvbuf, '\0', *recv_len); - data = recvbuf + TPM_RESPONSE_HEADER_LENGTH + - sizeof(uint32_t); + data = recvbuf + TPM_HDR_LEN + sizeof(uint32_t); switch (index) { case FIRMWARE_NV_INDEX: break; case KERNEL_NV_INDEX: handle_cap_flag_space(&data, index); - *recv_len = data - recvbuf - - TPM_RESPONSE_HEADER_LENGTH - - sizeof(uint32_t); + *recv_len = data - recvbuf; break; case TPM_CAP_FLAG_PERMANENT: { struct tpm_permanent_flags *pflags; @@ -166,15 +163,12 @@ static int sandbox_tpm_xfer(struct udevice *dev, const uint8_t *sendbuf, printf(" ** Unknown flags index %x\n", index); return -ENOSYS; } - put_unaligned_be32(*recv_len, - recvbuf + - TPM_RESPONSE_HEADER_LENGTH); + put_unaligned_be32(*recv_len, recvbuf + TPM_HDR_LEN); break; case TPM_CAP_NV_INDEX: index = get_unaligned_be32(sendbuf + 18); printf("Get cap nv index %#02x\n", index); - put_unaligned_be32(22, recvbuf + - TPM_RESPONSE_HEADER_LENGTH); + put_unaligned_be32(22, recvbuf + TPM_HDR_LEN); break; default: printf(" ** Unknown 0x65 command type %#02x\n", |