Change Details

nd6_prelist_add will do `refcount_init(refcnt, 2)` if `pr` is not null. since we're passing the pointer of `pr` from stack, do `nd6_prefix_rele` again to decrease it's reference just like `in6_addifaddr`.

nd6_prelist_add will do `refcount_init(refcnt, 2)` if `pr` is not null. since we're passing the pointer of `pr` from stack, do `nd6_prefix_rele` again to decrease it's reference just like `in6_addifaddr`. MFC to: stable/15 MFC after: 1 week

nd6_prelist_add will do `refcount_init(refcnt, 2)` if `pr` is not null. since we're passing the pointer of `pr` from stack, do `nd6_prefix_rele` again to decrease it's reference just like `in6_addifaddr`. MFC to: stable/15 MFC after: 1 week