--- zzzz-none-000/linux-2.6.19.2/include/linux/udf_fs.h	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5505/linux-2.6.19.2/include/linux/udf_fs.h	2007-01-19 14:42:56.000000000 +0000
@@ -45,7 +45,7 @@
 		printk (f, ##a); \
 	}
 #else
-#define udf_debug(f, a...) /**/
+#define udf_debug(f, a...) do {} while (0)
 #endif
 
 #define udf_info(f, a...) \