1 files changed, 11 insertions, 2 deletions

diff --git a/net/dccp/feat.c b/net/dccp/feat.c
index 67ffac9905f8..7303f79705d2 100644
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -51,8 +51,17 @@ static int dccp_hdlr_ccid(struct sock *sk, u64 ccid, bool rx)
 
 static int dccp_hdlr_seq_win(struct sock *sk, u64 seq_win, bool rx)
 {
-        if (!rx)
-                dccp_msk(sk)->dccpms_sequence_window = seq_win;
+        struct dccp_sock *dp = dccp_sk(sk);
+
+        if (rx) {
+                dp->dccps_r_seq_win = seq_win;
+                /* propagate changes to update SWL/SWH */
+                dccp_update_gsr(sk, dp->dccps_gsr);
+        } else {
+                dp->dccps_l_seq_win = seq_win;
+                /* propagate changes to update AWL */
+                dccp_update_gss(sk, dp->dccps_gss);
+        }
         return 0;
 }