1004 	struct sock *newsk;  in sk_clone()  local
1006 	newsk = sk_prot_alloc(sk->sk_prot, priority, sk->sk_family);  in sk_clone()
1007 	if (newsk != NULL) {  in sk_clone()
1010 		sock_copy(newsk, sk);  in sk_clone()
1013 		get_net(sock_net(newsk));  in sk_clone()
1014 		sk_node_init(&newsk->sk_node);  in sk_clone()
1015 		sock_lock_init(newsk);  in sk_clone()
1016 		bh_lock_sock(newsk);  in sk_clone()
1017 		newsk->sk_backlog.head	= newsk->sk_backlog.tail = NULL;  in sk_clone()
1019 		atomic_set(&newsk->sk_rmem_alloc, 0);  in sk_clone()
1020 		atomic_set(&newsk->sk_wmem_alloc, 0);  in sk_clone()
1021 		atomic_set(&newsk->sk_omem_alloc, 0);  in sk_clone()
1022 		skb_queue_head_init(&newsk->sk_receive_queue);  in sk_clone()
1023 		skb_queue_head_init(&newsk->sk_write_queue);  in sk_clone()
1025 		skb_queue_head_init(&newsk->sk_async_wait_queue);  in sk_clone()
1028 		rwlock_init(&newsk->sk_dst_lock);  in sk_clone()
1029 		rwlock_init(&newsk->sk_callback_lock);  in sk_clone()
1030 		lockdep_set_class_and_name(&newsk->sk_callback_lock,  in sk_clone()
1031 				af_callback_keys + newsk->sk_family,  in sk_clone()
1032 				af_family_clock_key_strings[newsk->sk_family]);  in sk_clone()
1034 		newsk->sk_dst_cache	= NULL;  in sk_clone()
1035 		newsk->sk_wmem_queued	= 0;  in sk_clone()
1036 		newsk->sk_forward_alloc = 0;  in sk_clone()
1037 		newsk->sk_send_head	= NULL;  in sk_clone()
1038 		newsk->sk_userlocks	= sk->sk_userlocks & ~SOCK_BINDPORT_LOCK;  in sk_clone()
1040 		sock_reset_flag(newsk, SOCK_DONE);  in sk_clone()
1041 		skb_queue_head_init(&newsk->sk_error_queue);  in sk_clone()
1043 		filter = newsk->sk_filter;  in sk_clone()
1045 			sk_filter_charge(newsk, filter);  in sk_clone()
1047 		if (unlikely(xfrm_sk_clone_policy(newsk))) {  in sk_clone()
1050 			newsk->sk_destruct = NULL;  in sk_clone()
1051 			sk_free(newsk);  in sk_clone()
1052 			newsk = NULL;  in sk_clone()
1056 		newsk->sk_err	   = 0;  in sk_clone()
1057 		newsk->sk_priority = 0;  in sk_clone()
1058 		atomic_set(&newsk->sk_refcnt, 2);  in sk_clone()
1071 		sk_refcnt_debug_inc(newsk);  in sk_clone()
1072 		sk_set_socket(newsk, NULL);  in sk_clone()
1073 		newsk->sk_sleep	 = NULL;  in sk_clone()
1075 		if (newsk->sk_prot->sockets_allocated)  in sk_clone()
1076 			percpu_counter_inc(newsk->sk_prot->sockets_allocated);  in sk_clone()
1079 	return newsk;  in sk_clone()