Jia-Ju Bai <baijiaju1990@xxxxxxxxx> wrote:
When find_table_lock() returns NULL to t, no error return code ofIts -ENOENT.
do_update_counters() is assigned.
t = find_table_lock(net, name, &ret, &ebt_mutex);^^^^^
ret is passed to find_table_lock, which passes it to
find_inlist_lock_noload() which will set *ret = -ENOENT
for NULL case.