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authorGerrit Renker <gerrit@erg.abdn.ac.uk>2007-09-26 11:32:49 -0300
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:52:43 -0700
commit9bf55cda9b2487fa7316dad3880acb0031ad3c0f (patch)
treeed4e30691351b9d59583f17a6811f14d0fbcb9e1 /net/dccp/ipv6.c
parenta94f0f970549e63e54c80c4509db299c514d8c11 (diff)
downloadop-kernel-dev-9bf55cda9b2487fa7316dad3880acb0031ad3c0f.zip
op-kernel-dev-9bf55cda9b2487fa7316dad3880acb0031ad3c0f.tar.gz
[DCCP]: Sequence number wrap-around when sending reset
This replaces normal addition with mod-48 addition so that sequence number wraparound is respected. Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk> Signed-off-by: Ian McDonald <ian.mcdonald@jandi.co.nz> Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Diffstat (limited to 'net/dccp/ipv6.c')
-rw-r--r--net/dccp/ipv6.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index b158c66..d954e83 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -336,7 +336,7 @@ static void dccp_v6_ctl_send_reset(struct sock *sk, struct sk_buff *rxskb)
/* See "8.3.1. Abnormal Termination" in RFC 4340 */
if (DCCP_SKB_CB(rxskb)->dccpd_ack_seq != DCCP_PKT_WITHOUT_ACK_SEQ)
- dccp_set_seqno(&seqno, DCCP_SKB_CB(rxskb)->dccpd_ack_seq + 1);
+ seqno = ADD48(DCCP_SKB_CB(rxskb)->dccpd_ack_seq, 1);
dccp_hdr_set_seq(dh, seqno);
dccp_hdr_set_ack(dccp_hdr_ack_bits(skb), DCCP_SKB_CB(rxskb)->dccpd_seq);
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