1 files changed, 1 insertions, 1 deletions

diff --git a/include/asm-m32r/thread_info.h b/include/asm-m32r/thread_info.h
index 7a6be7727a92..0f589363f619 100644
--- a/include/asm-m32r/thread_info.h
+++ b/include/asm-m32r/thread_info.h
@@ -95,7 +95,7 @@ static inline struct thread_info *current_thread_info(void)
 }
 
 /* thread information allocation */
-#if CONFIG_DEBUG_STACK_USAGE
+#ifdef CONFIG_DEBUG_STACK_USAGE
 #define alloc_thread_info(tsk)                                  \
         ({                                                      \
                 struct thread_info *ret;                        \