diff options
Diffstat (limited to 'arch/x86/kernel/microcode.c')
| -rw-r--r-- | arch/x86/kernel/microcode.c | 12 | 
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) {  |