diff --git a/include/asm-m68k/bitops.h b/include/asm-m68k/bitops.h
index e0c35fa..ad971b4 100644
--- a/include/asm-m68k/bitops.h
+++ b/include/asm-m68k/bitops.h
@@ -51,7 +51,7 @@
 	return r;
 }
 #define __ffs(x) (ffs(x) - 1)
-#define ffs
+#define PLATFORM_FFS
 
 #endif /* __KERNEL__ */