1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/cpu.c b/kernel/cpu.c
index e58b99ada3d..05c46bae5e5 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -316,7 +316,7 @@ static int __cpuinit _cpu_up(unsigned int cpu, int tasks_frozen)
         }
 
         /* Arch-specific enabling code. */
-        ret = __cpu_up(cpu, NULL);
+        ret = __cpu_up(cpu, idle_thread_get(cpu));
         if (ret != 0)
                 goto out_notify;
         BUG_ON(!cpu_online(cpu));