diff options
| author | Raul E Rangel <rrangel@chromium.org> | 2022-01-18 15:05:49 -0700 |
|---|---|---|
| committer | Raul Rangel <rrangel@chromium.org> | 2022-01-20 18:06:48 +0000 |
| commit | 3b589c81480d7d3b0a90eff0c546454e893f58ba (patch) | |
| tree | 5ec84529328c81b17b7bc024f2ed392909af64c5 /src | |
| parent | 3625a126251ee13eb2ea0fa38f9cc32bc15356f0 (diff) | |
soc/amd/common/vboot: Verify the size of the transfer buffer
This will verify that signed verstage binaries and the bootblock code
executing agree on the transfer buffer struct size.
BUG=b:213828947
TEST=Boot guybrush to OS
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I597e38fe0a37416ffd3bc01fd974fa8f6610a88c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61187
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/amd/common/vboot/vboot_bootblock.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/amd/common/vboot/vboot_bootblock.c b/src/soc/amd/common/vboot/vboot_bootblock.c index 06ac45ba5c..ae1a7d27a1 100644 --- a/src/soc/amd/common/vboot/vboot_bootblock.c +++ b/src/soc/amd/common/vboot/vboot_bootblock.c @@ -12,7 +12,7 @@ static int transfer_buffer_valid(const struct transfer_info_struct *ptr) { - if (ptr->magic_val == TRANSFER_MAGIC_VAL) + if (ptr->magic_val == TRANSFER_MAGIC_VAL && ptr->struct_bytes == sizeof(*ptr)) return 1; else return 0; |