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authorVladimir Serbinenko <phcoder@gmail.com>2015-05-31 11:32:09 +0200
committerVladimir Serbinenko <phcoder@gmail.com>2015-06-01 19:38:57 +0200
commit2cb2978559b36e14c79fdf7cb016b73f7c60169d (patch)
tree31db634c4b68dc05bec13b08db07b9cd3d750b5b /src
parent72ee183c384a759712f256f5f4faa7394bcea9ec (diff)
SLIC: Check SLIC signature.
Change-Id: I79fd4d17b534274b1e84bc97ca5a2a6ee55e3114 Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/10383 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src')
-rw-r--r--src/arch/x86/boot/acpi.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/arch/x86/boot/acpi.c b/src/arch/x86/boot/acpi.c
index a7a638ffa4..4ce5ed6036 100644
--- a/src/arch/x86/boot/acpi.c
+++ b/src/arch/x86/boot/acpi.c
@@ -762,8 +762,10 @@ unsigned long write_acpi_tables(unsigned long start)
slic_file = cbfs_get_file_content(CBFS_DEFAULT_MEDIA,
CONFIG_CBFS_PREFIX "/slic",
CBFS_TYPE_RAW, &slic_size);
- if (slic_file && (slic_file->length > slic_size
- || slic_file->length < sizeof (acpi_header_t))) {
+ if (slic_file
+ && (slic_file->length > slic_size
+ || slic_file->length < sizeof (acpi_header_t)
+ || memcmp(slic_file->signature, "SLIC", 4) != 0)) {
slic_file = 0;
}