2 files changed, 2 insertions, 4 deletions

diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index ba03fc0a3a56..39137b9e1622 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c
@@ -698,8 +698,7 @@ debug_info_t *debug_register_mode(const char *name, int pages_per_area,
         if ((uid != 0) || (gid != 0))
                 pr_warning("Root becomes the owner of all s390dbf files "
                            "in sysfs\n");
-        if (!initialized)
-                BUG();
+        BUG_ON(!initialized);
         mutex_lock(&debug_mutex);
 
         /* create new debug_info */
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 46fc981e02ba..580abb53ce83 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -134,8 +134,7 @@ void __cpuinit cpu_init(void)
 
         atomic_inc(&init_mm.mm_count);
         current->active_mm = &init_mm;
-        if (current->mm)
-                BUG();
+        BUG_ON(current->mm);
         enter_lazy_tlb(&init_mm, current);
 }