1 files changed, 1 insertions, 1 deletions

diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c
index 59d229a2a3e0..879b3aacac32 100644
--- a/arch/powerpc/kernel/machine_kexec_64.c
+++ b/arch/powerpc/kernel/machine_kexec_64.c
@@ -237,7 +237,7 @@ static void wake_offline_cpus(void)
                 if (!cpu_online(cpu)) {
                         printk(KERN_INFO "kexec: Waking offline cpu %d.\n",
                                cpu);
-                        cpu_up(cpu);
+                        WARN_ON(cpu_up(cpu));
                 }
         }
 }