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Diffstat (limited to 'arch/x86/kernel/microcode.c')
-rw-r--r--arch/x86/kernel/microcode.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/arch/x86/kernel/microcode.c b/arch/x86/kernel/microcode.c
index 40cfd548871..6ff447f9fda 100644
--- a/arch/x86/kernel/microcode.c
+++ b/arch/x86/kernel/microcode.c
@@ -244,8 +244,8 @@ static int microcode_sanity_check(void *mc)
return 0;
/* check extended signature checksum */
for (i = 0; i < ext_sigcount; i++) {
- ext_sig = (struct extended_signature *)((void *)ext_header
- + EXT_HEADER_SIZE + EXT_SIGNATURE_SIZE * 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);
@@ -279,11 +279,9 @@ static int get_maching_microcode(void *mc, int cpu)
if (total_size <= get_datasize(mc_header) + MC_HEADER_SIZE)
return 0;
- ext_header = (struct extended_sigtable *)(mc +
- get_datasize(mc_header) + MC_HEADER_SIZE);
+ ext_header = mc + get_datasize(mc_header) + MC_HEADER_SIZE;
ext_sigcount = ext_header->count;
- ext_sig = (struct extended_signature *)((void *)ext_header
- + EXT_HEADER_SIZE);
+ ext_sig = (void *)ext_header + EXT_HEADER_SIZE;
for (i = 0; i < ext_sigcount; i++) {
if (microcode_update_match(cpu, mc_header,
ext_sig->sig, ext_sig->pf))
@@ -539,7 +537,7 @@ static int cpu_request_microcode(int cpu)
pr_debug("ucode data file %s load failed\n", name);
return error;
}
- buf = (void *)firmware->data;
+ buf = firmware->data;
size = firmware->size;
while ((offset = get_next_ucode_from_buffer(&mc, buf, size, offset))
> 0) {