x86, microcode rework, v2, fix

based on patch from Dmitry Adamushko.

- add missing vfree()
- update debug printks

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/microcode_intel.c b/arch/x86/kernel/microcode_intel.c
index f4930b55c6a0..48ed3cef58c1 100644
--- a/arch/x86/kernel/microcode_intel.c
+++ b/arch/x86/kernel/microcode_intel.c
@@ -70,8 +70,6 @@
  *              Fix sigmatch() macro to handle old CPUs with pf == 0.
  *              Thanks to Stuart Swales for pointing out this bug.
  */
-
-/* #define DEBUG */ /* pr_debug */
 #include <linux/capability.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
@@ -356,6 +354,8 @@ static int generic_load_microcode(int cpu, void *data, size_t size,
                 }
 
                 if (get_matching_microcode(&uci->cpu_sig, mc, new_rev)) {
+                        if (new_mc)
+                                vfree(new_mc);
                         new_rev = mc_header.rev;
                         new_mc  = mc;
                 } else