This reverts commit 214a2dfbb84fcbdada0b1909ce843b7671b29d27.
There's no "pernet" variable in the struct hashinfo. The "pernet" variable is introduced from v6.1-rc1. Revert this patch.
Signed-off-by: Zhengchao Shao shaozhengchao@huawei.com --- net/ipv4/inet_timewait_sock.c | 15 +-------------- 1 file changed, 1 insertion(+), 14 deletions(-)
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c index 9b891d6296ec..437afe392e66 100644 --- a/net/ipv4/inet_timewait_sock.c +++ b/net/ipv4/inet_timewait_sock.c @@ -268,21 +268,8 @@ void inet_twsk_purge(struct inet_hashinfo *hashinfo, int family) rcu_read_lock(); restart: sk_nulls_for_each_rcu(sk, node, &head->chain) { - if (sk->sk_state != TCP_TIME_WAIT) { - /* A kernel listener socket might not hold refcnt for net, - * so reqsk_timer_handler() could be fired after net is - * freed. Userspace listener and reqsk never exist here. - */ - if (unlikely(sk->sk_state == TCP_NEW_SYN_RECV && - hashinfo->pernet)) { - struct request_sock *req = inet_reqsk(sk); - - inet_csk_reqsk_queue_drop_and_put(req->rsk_listener, req); - } - + if (sk->sk_state != TCP_TIME_WAIT) continue; - } - tw = inet_twsk(sk); if ((tw->tw_family != family) || refcount_read(&twsk_net(tw)->ns.count))