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Diffstat (limited to 'arch/x86/kernel/cpu/microcode/intel_lib.c')
-rw-r--r--arch/x86/kernel/cpu/microcode/intel_lib.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/microcode/intel_lib.c b/arch/x86/kernel/cpu/microcode/intel_lib.c
index 23b1d92342e3..2ce1a7dc45b7 100644
--- a/arch/x86/kernel/cpu/microcode/intel_lib.c
+++ b/arch/x86/kernel/cpu/microcode/intel_lib.c
@@ -130,9 +130,9 @@ int microcode_sanity_check(void *mc, int print_err)
for (i = 0; i < ext_sigcount; i++) {
ext_sig = (void *)ext_header + EXT_HEADER_SIZE +
EXT_SIGNATURE_SIZE * i;
- sum = orig_sum
- - (mc_header->sig + mc_header->pf + mc_header->cksum)
- + (ext_sig->sig + ext_sig->pf + ext_sig->cksum);
+
+ sum = (mc_header->sig + mc_header->pf + mc_header->cksum) -
+ (ext_sig->sig + ext_sig->pf + ext_sig->cksum);
if (sum) {
if (print_err)
pr_err("Bad extended signature checksum, aborting.\n");