From: Gerrit Renker Date: Mon, 27 Nov 2006 14:28:48 +0000 (-0200) Subject: [DCCP] ccid3: Resolve small FIXME X-Git-Tag: v2.6.20-rc1~34^2~40^2~144 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e19e3fcd7351de1ca87c4797cca27ba55c7e55e;p=linux-2.6 [DCCP] ccid3: Resolve small FIXME This considers the case - ACK received while no packet has been sent so far. Resolved by printing a (rate-limited) warning message. Further removes an unnecessary BUG_ON in ccid3_hc_tx_packet_recv, received feedback on a terminating connection is simply ignored. Signed-off-by: Gerrit Renker Signed-off-by: Ian McDonald Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c index 58f7cac6aa..6777a7f33a 100644 --- a/net/dccp/ccids/ccid3.c +++ b/net/dccp/ccids/ccid3.c @@ -413,9 +413,6 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb) pinv = opt_recv->ccid3or_loss_event_rate; switch (hctx->ccid3hctx_state) { - case TFRC_SSTATE_NO_SENT: - /* FIXME: what to do here? */ - return; case TFRC_SSTATE_NO_FBACK: case TFRC_SSTATE_FBACK: /* Calculate new round trip sample by @@ -521,8 +518,10 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb) /* set idle flag */ hctx->ccid3hctx_idle = 1; break; - case TFRC_SSTATE_TERM: - DCCP_BUG("Illegal %s state TERM, sk=%p", dccp_role(sk), sk); + case TFRC_SSTATE_NO_SENT: + DCCP_WARN("Illegal ACK received - no packet has been sent\n"); + /* fall through */ + case TFRC_SSTATE_TERM: /* ignore feedback when closing */ break; } }