X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=net%2Fdccp%2Ftimer.c;fp=net%2Fdccp%2Ftimer.c;h=54b3c7e9e016737eab1614fde3b22afa67456345;hb=59435444a13ed52d3444c5df26b73d3086bcd57b;hp=6a5b961b6f5c08fdec108f72e66a2352c0199c78;hpb=cdec7e50a4896c5197d5575d9ca635eea6825149;p=mv-sheeva.git diff --git a/net/dccp/timer.c b/net/dccp/timer.c index 6a5b961b6f5..54b3c7e9e01 100644 --- a/net/dccp/timer.c +++ b/net/dccp/timer.c @@ -98,22 +98,12 @@ static void dccp_retransmit_timer(struct sock *sk) goto backoff; } - /* - * sk->sk_send_head has to have one skb with - * DCCP_SKB_CB(skb)->dccpd_type set to one of the retransmittable DCCP - * packet types. The only packets eligible for retransmission are: - * -- Requests in client-REQUEST state (sec. 8.1.1) - * -- Acks in client-PARTOPEN state (sec. 8.1.5) - * -- CloseReq in server-CLOSEREQ state (sec. 8.3) - * -- Close in node-CLOSING state (sec. 8.3) */ - WARN_ON(sk->sk_send_head == NULL); - /* * More than than 4MSL (8 minutes) has passed, a RESET(aborted) was * sent, no need to retransmit, this sock is dead. */ if (dccp_write_timeout(sk)) - goto out; + return; /* * We want to know the number of packets retransmitted, not the @@ -122,30 +112,28 @@ static void dccp_retransmit_timer(struct sock *sk) if (icsk->icsk_retransmits == 0) DCCP_INC_STATS_BH(DCCP_MIB_TIMEOUTS); - if (dccp_retransmit_skb(sk, sk->sk_send_head) < 0) { + if (dccp_retransmit_skb(sk) != 0) { /* * Retransmission failed because of local congestion, * do not backoff. */ - if (icsk->icsk_retransmits == 0) + if (--icsk->icsk_retransmits == 0) icsk->icsk_retransmits = 1; inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS, min(icsk->icsk_rto, TCP_RESOURCE_PROBE_INTERVAL), DCCP_RTO_MAX); - goto out; + return; } backoff: icsk->icsk_backoff++; - icsk->icsk_retransmits++; icsk->icsk_rto = min(icsk->icsk_rto << 1, DCCP_RTO_MAX); inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS, icsk->icsk_rto, DCCP_RTO_MAX); if (icsk->icsk_retransmits > sysctl_dccp_retries1) __sk_dst_reset(sk); -out:; } static void dccp_write_timer(unsigned long data)