> Can't understand initializing got "risk hiding future ones". As I know, didn't Because if you set it to NULL and later delete a line which does the intended assignment you will no longer get a warning. > think BUG_ON(n==null) cover this. And I don't think leave it to compiler is > more proper here. The BUG_ON covers it, the current gcc gets this right and works it out. NAK again -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html