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-rw-r--r--arch/x86/kernel/cpu/microcode/intel.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
index 943486589757..3f329b74e040 100644
--- a/arch/x86/kernel/cpu/microcode/intel.c
+++ b/arch/x86/kernel/cpu/microcode/intel.c
@@ -823,7 +823,7 @@ static enum ucode_state generic_load_microcode(int cpu, void *data, size_t size,
u8 *ucode_ptr = data, *new_mc = NULL, *mc = NULL;
int new_rev = uci->cpu_sig.rev;
unsigned int leftover = size;
- unsigned int curr_mc_size = 0;
+ unsigned int curr_mc_size = 0, new_mc_size = 0;
unsigned int csig, cpf;
while (leftover) {
@@ -864,6 +864,7 @@ static enum ucode_state generic_load_microcode(int cpu, void *data, size_t size,
vfree(new_mc);
new_rev = mc_header.rev;
new_mc = mc;
+ new_mc_size = mc_size;
mc = NULL; /* trigger new vmalloc */
}
@@ -889,7 +890,7 @@ static enum ucode_state generic_load_microcode(int cpu, void *data, size_t size,
* permanent memory. So it will be loaded early when a CPU is hot added
* or resumes.
*/
- save_mc_for_early(new_mc, curr_mc_size);
+ save_mc_for_early(new_mc, new_mc_size);
pr_debug("CPU%d found a matching microcode update with version 0x%x (current=0x%x)\n",
cpu, new_rev, uci->cpu_sig.rev);