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-rw-r--r--net/dccp/ccids/ccid2.c16
-rw-r--r--net/dccp/ccids/ccid2.h6
2 files changed, 11 insertions, 11 deletions
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c
index e96d5e8..7d91798 100644
--- a/net/dccp/ccids/ccid2.c
+++ b/net/dccp/ccids/ccid2.c
@@ -627,18 +627,14 @@ static void ccid2_hc_tx_exit(struct sock *sk)
static void ccid2_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
{
- const struct dccp_sock *dp = dccp_sk(sk);
struct ccid2_hc_rx_sock *hc = ccid2_hc_rx_sk(sk);
- switch (DCCP_SKB_CB(skb)->dccpd_type) {
- case DCCP_PKT_DATA:
- case DCCP_PKT_DATAACK:
- hc->rx_data++;
- if (hc->rx_data >= dp->dccps_r_ack_ratio) {
- dccp_send_ack(sk);
- hc->rx_data = 0;
- }
- break;
+ if (!dccp_data_packet(skb))
+ return;
+
+ if (++hc->rx_num_data_pkts >= dccp_sk(sk)->dccps_r_ack_ratio) {
+ dccp_send_ack(sk);
+ hc->rx_num_data_pkts = 0;
}
}
diff --git a/net/dccp/ccids/ccid2.h b/net/dccp/ccids/ccid2.h
index f17460a..da021eb 100644
--- a/net/dccp/ccids/ccid2.h
+++ b/net/dccp/ccids/ccid2.h
@@ -97,8 +97,12 @@ static inline u32 rfc3390_bytes_to_packets(const u32 smss)
return smss <= 1095 ? 4 : (smss > 2190 ? 2 : 3);
}
+/**
+ * struct ccid2_hc_rx_sock - Receiving end of CCID-2 half-connection
+ * @rx_num_data_pkts: number of data packets received since last feedback
+ */
struct ccid2_hc_rx_sock {
- int rx_data;
+ u32 rx_num_data_pkts;
};
static inline struct ccid2_hc_tx_sock *ccid2_hc_tx_sk(const struct sock *sk)
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