-#define WARN_ON(condition) do { \
- if (unlikely((condition)!=0)) { \
- printk("Badness in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \
- dump_stack(); \
- } \
-} while (0)
+#define WARN_ON(condition) ({ \
+ typeof(condition) __ret_warn_on = (condition); \
+ if (unlikely(__ret_warn_on)) { \
+ printk("BUG: at %s:%d %s()\n", __FILE__, \
+ __LINE__, __FUNCTION__); \
+ dump_stack(); \
+ } \
+ unlikely(__ret_warn_on); \
+})