x86, microcode: Correct microcode revision format

506ed6b53e00 ("x86, intel: Output microcode revision in /proc/cpuinfo")
added microcode revision format to /proc/cpuinfo and the MCE handler in
decimal format but both AMD and Intel patch levels are handled as hex
numbers. Fix it.

Acked-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>

2 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 8af6fa473233..ad8d8973a396 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -221,7 +221,7 @@ static void print_mce(struct mce *m)
          * Note this output is parsed by external tools and old fields
          * should not be changed.
          */
-        pr_emerg(HW_ERR "PROCESSOR %u:%x TIME %llu SOCKET %u APIC %x microcode %u\n",
+        pr_emerg(HW_ERR "PROCESSOR %u:%x TIME %llu SOCKET %u APIC %x microcode %x\n",
                 m->cpuvendor, m->cpuid, m->time, m->socketid, m->apicid,
                 cpu_data(m->extcpu).microcode);
 
diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c
index 6254fdae3e77..14b23140e81f 100644
--- a/arch/x86/kernel/cpu/proc.c
+++ b/arch/x86/kernel/cpu/proc.c
@@ -86,7 +86,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
         else
                 seq_printf(m, "stepping\t: unknown\n");
         if (c->microcode)
-                seq_printf(m, "microcode\t: %u\n", c->microcode);
+                seq_printf(m, "microcode\t: 0x%x\n", c->microcode);
 
         if (cpu_has(c, X86_FEATURE_TSC)) {
                 unsigned int freq = cpufreq_quick_get(cpu);