bootstd: cros: store partition type in an efi_guid_t
The scan_part() function uses a struct uuid to store the little-endian
partition type GUID, but this structure should be used only to contain a
big-endian UUID. Use an efi_guid_t instead and use guidcmp() for the
comparison.
Suggested-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Vincent Stehlé <vincent.stehle@arm.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Tom Rini <trini@konsulko.com>
diff --git a/boot/bootmeth_cros.c b/boot/bootmeth_cros.c
index 645b8be..676f550 100644
--- a/boot/bootmeth_cros.c
+++ b/boot/bootmeth_cros.c
@@ -147,7 +147,7 @@
{
struct blk_desc *desc = dev_get_uclass_plat(blk);
struct vb2_keyblock *hdr;
- struct uuid type;
+ efi_guid_t type;
ulong num_blks;
int ret;
@@ -160,10 +160,10 @@
/* Check for kernel partition type */
log_debug("part %x: type=%s\n", partnum, info->type_guid);
- if (uuid_str_to_bin(info->type_guid, (u8 *)&type, UUID_STR_FORMAT_GUID))
+ if (uuid_str_to_bin(info->type_guid, type.b, UUID_STR_FORMAT_GUID))
return log_msg_ret("typ", -EINVAL);
- if (memcmp(&cros_kern_type, &type, sizeof(type)))
+ if (guidcmp(&cros_kern_type, &type))
return log_msg_ret("typ", -ENOEXEC);
/* Make a buffer for the header information */