Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9bf55cda9b2487fa7316dad3880acb0031ad3c0f
Commit:     9bf55cda9b2487fa7316dad3880acb0031ad3c0f
Parent:     a94f0f970549e63e54c80c4509db299c514d8c11
Author:     Gerrit Renker <[EMAIL PROTECTED]>
AuthorDate: Wed Sep 26 11:32:49 2007 -0300
Committer:  David S. Miller <[EMAIL PROTECTED]>
CommitDate: Wed Oct 10 16:52:43 2007 -0700

    [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 <[EMAIL PROTECTED]>
    Signed-off-by: Ian McDonald <[EMAIL PROTECTED]>
    Signed-off-by: Arnaldo Carvalho de Melo <[EMAIL PROTECTED]>
---
 net/dccp/ipv4.c |    2 +-
 net/dccp/ipv6.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 2c62828..58a79c2 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -552,7 +552,7 @@ static void dccp_v4_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);
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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