Exit early when there's no support for a particular CPU family.
Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Andreas Herrmann <andreas.herrmann3@amd.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Dave Jones <davej@redhat.com>
Cc: tigran@aivazian.fsnet.co.uk
Cc: Borislav Petkov <borislav.petkov@amd.com>
Link: http://lkml.kernel.org/r/4F8BDB58.6070007@linux.vnet.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
memset(csig, 0, sizeof(*csig));
memset(csig, 0, sizeof(*csig));
- if (c->x86_vendor != X86_VENDOR_INTEL || c->x86 < 6 ||
- cpu_has(c, X86_FEATURE_IA64)) {
- pr_err("CPU%d not a capable Intel processor\n", cpu_num);
- return -1;
- }
-
csig->sig = cpuid_eax(0x00000001);
if ((c->x86_model >= 5) || (c->x86 > 6)) {
csig->sig = cpuid_eax(0x00000001);
if ((c->x86_model >= 5) || (c->x86 > 6)) {
struct microcode_ops * __init init_intel_microcode(void)
{
struct microcode_ops * __init init_intel_microcode(void)
{
+ struct cpuinfo_x86 *c = &cpu_data(0);
+
+ if (c->x86_vendor != X86_VENDOR_INTEL || c->x86 < 6 ||
+ cpu_has(c, X86_FEATURE_IA64)) {
+ pr_err("Intel CPU family 0x%x not supported\n", c->x86);
+ return NULL;
+ }
+
return µcode_intel_ops;
}
return µcode_intel_ops;
}