X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fdccp%2Fccids%2Fccid3.c;h=35d1d347541c025cbddd421cabcf6f4cefe36baa;hb=c09966608da7e8cad3468e925ac9062e44fee831;hp=aa68e0ab274d4b837a8147b6cb4d677d53740185;hpb=c027f5f995d8b6efc934be384085e3e8425638e4;p=linux-2.6

diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c
index aa68e0ab27..35d1d34754 100644
--- a/net/dccp/ccids/ccid3.c
+++ b/net/dccp/ccids/ccid3.c
@@ -2,7 +2,7 @@
  *  net/dccp/ccids/ccid3.c
  *
  *  Copyright (c) 2005 The University of Waikato, Hamilton, New Zealand.
- *  Copyright (c) 2005 Ian McDonald <iam4@cs.waikato.ac.nz>
+ *  Copyright (c) 2005-6 Ian McDonald <imcdnzl@gmail.com>
  *
  *  An implementation of the DCCP protocol
  *
@@ -1033,9 +1033,13 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
 	p_prev = hcrx->ccid3hcrx_p;
 	
 	/* Calculate loss event rate */
-	if (!list_empty(&hcrx->ccid3hcrx_li_hist))
+	if (!list_empty(&hcrx->ccid3hcrx_li_hist)) {
+		u32 i_mean = dccp_li_hist_calc_i_mean(&hcrx->ccid3hcrx_li_hist);
+
 		/* Scaling up by 1000000 as fixed decimal */
-		hcrx->ccid3hcrx_p = 1000000 / dccp_li_hist_calc_i_mean(&hcrx->ccid3hcrx_li_hist);
+		if (i_mean != 0)
+			hcrx->ccid3hcrx_p = 1000000 / i_mean;
+	}
 
 	if (hcrx->ccid3hcrx_p > p_prev) {
 		ccid3_hc_rx_send_feedback(sk);