4821 	struct sk_buff *skb1;  in tcp_data_queue_ofo()  local
4883 		skb1 = rb_to_skb(parent);  in tcp_data_queue_ofo()
4884 		if (before(seq, TCP_SKB_CB(skb1)->seq)) {  in tcp_data_queue_ofo()
4888 		if (before(seq, TCP_SKB_CB(skb1)->end_seq)) {  in tcp_data_queue_ofo()
4889 			if (!after(end_seq, TCP_SKB_CB(skb1)->end_seq)) {  in tcp_data_queue_ofo()
4899 			if (after(seq, TCP_SKB_CB(skb1)->seq)) {  in tcp_data_queue_ofo()
4901 				tcp_dsack_set(sk, seq, TCP_SKB_CB(skb1)->end_seq);  in tcp_data_queue_ofo()
4906 				rb_replace_node(&skb1->rbnode, &skb->rbnode,  in tcp_data_queue_ofo()
4909 						 TCP_SKB_CB(skb1)->seq,  in tcp_data_queue_ofo()
4910 						 TCP_SKB_CB(skb1)->end_seq);  in tcp_data_queue_ofo()
4913 				tcp_drop_reason(sk, skb1,  in tcp_data_queue_ofo()
4917 		} else if (tcp_ooo_try_coalesce(sk, skb1,  in tcp_data_queue_ofo()
4930 	while ((skb1 = skb_rb_next(skb)) != NULL) {  in tcp_data_queue_ofo()
4931 		if (!after(end_seq, TCP_SKB_CB(skb1)->seq))  in tcp_data_queue_ofo()
4933 		if (before(end_seq, TCP_SKB_CB(skb1)->end_seq)) {  in tcp_data_queue_ofo()
4934 			tcp_dsack_extend(sk, TCP_SKB_CB(skb1)->seq,  in tcp_data_queue_ofo()
4938 		rb_erase(&skb1->rbnode, &tp->out_of_order_queue);  in tcp_data_queue_ofo()
4939 		tcp_dsack_extend(sk, TCP_SKB_CB(skb1)->seq,  in tcp_data_queue_ofo()
4940 				 TCP_SKB_CB(skb1)->end_seq);  in tcp_data_queue_ofo()
4942 		tcp_drop_reason(sk, skb1, SKB_DROP_REASON_TCP_OFOMERGE);  in tcp_data_queue_ofo()
4945 	if (!skb1)  in tcp_data_queue_ofo()
5189 	struct sk_buff *skb1;  in tcp_rbtree_insert()  local
5193 		skb1 = rb_to_skb(parent);  in tcp_rbtree_insert()
5194 		if (before(TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb1)->seq))  in tcp_rbtree_insert()