2 files changed, 5 insertions, 2 deletions

diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index ce664f33ea8e..bbcc2c389ade 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -642,6 +642,7 @@ static int __cpuinit _acpi_map_lsapic(acpi_handle handle, int *pcpu)
         kfree(buffer.pointer);
         buffer.length = ACPI_ALLOCATE_BUFFER;
         buffer.pointer = NULL;
+        lapic = NULL;
 
         if (!alloc_cpumask_var(&tmp_map, GFP_KERNEL))
                 goto out;
@@ -650,7 +651,7 @@ static int __cpuinit _acpi_map_lsapic(acpi_handle handle, int *pcpu)
                 goto free_tmp_map;
 
         cpumask_copy(tmp_map, cpu_present_mask);
-        acpi_register_lapic(physid, lapic->lapic_flags & ACPI_MADT_ENABLED);
+        acpi_register_lapic(physid, ACPI_MADT_ENABLED);
 
         /*
          * If mp_register_lapic successfully generates a new logical cpu
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 66d250c00d11..93a2a0932b51 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -50,6 +50,7 @@
 #include <linux/tboot.h>
 #include <linux/stackprotector.h>
 #include <linux/gfp.h>
+#include <linux/cpuidle.h>
 
 #include <asm/acpi.h>
 #include <asm/desc.h>
@@ -1422,7 +1423,8 @@ void native_play_dead(void)
         tboot_shutdown(TB_SHUTDOWN_WFS);
 
         mwait_play_dead();      /* Only returns on failure */
-        hlt_play_dead();
+        if (cpuidle_play_dead())
+                hlt_play_dead();
 }
 
 #else /* ... !CONFIG_HOTPLUG_CPU */