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Diffstat (limited to 'net/dccp/input.c')
-rw-r--r--net/dccp/input.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/net/dccp/input.c b/net/dccp/input.c
index 5eb443f656c..e3f43d55e3c 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -440,20 +440,14 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk,
kfree_skb(sk->sk_send_head);
sk->sk_send_head = NULL;
- dp->dccps_isr = DCCP_SKB_CB(skb)->dccpd_seq;
- dccp_update_gsr(sk, dp->dccps_isr);
/*
- * SWL and AWL are initially adjusted so that they are not less than
- * the initial Sequence Numbers received and sent, respectively:
- * SWL := max(GSR + 1 - floor(W/4), ISR),
- * AWL := max(GSS - W' + 1, ISS).
- * These adjustments MUST be applied only at the beginning of the
- * connection.
- *
- * AWL was adjusted in dccp_v4_connect -acme
+ * Set ISR, GSR from packet. ISS was set in dccp_v{4,6}_connect
+ * and GSS in dccp_transmit_skb(). Setting AWL/AWH and SWL/SWH
+ * is done as part of activating the feature values below, since
+ * these settings depend on the local/remote Sequence Window
+ * features, which were undefined or not confirmed until now.
*/
- dccp_set_seqno(&dp->dccps_swl,
- max48(dp->dccps_swl, dp->dccps_isr));
+ dp->dccps_gsr = dp->dccps_isr = DCCP_SKB_CB(skb)->dccpd_seq;
dccp_sync_mss(sk, icsk->icsk_pmtu_cookie);