From 0a1ec676ddbee712e1c1da679be4bdc529caf215 Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@mandriva.com>
Date: Mon, 20 Mar 2006 21:23:59 -0800
Subject: [DCCP]: Dont use dccp_v4_checksum in dccp_make_response
dccp_make_response is shared by ipv4/6 and the ipv6 code was
recalculating the checksum, not good, so move the dccp_v4_checksum
call to dccp_v4_send_response.
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
net/dccp/ipv4.c | 3 +++
net/dccp/output.c | 3 ---
2 files changed, 3 insertions(+), 3 deletions(-)
(limited to 'net/dccp')
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 34d1b119b720..f087593d64d3 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -264,7 +264,10 @@ static int dccp_v4_send_response(struct sock *sk, struct request_sock *req,
skb = dccp_make_response(sk, dst, req);
if (skb != NULL) {
const struct inet_request_sock *ireq = inet_rsk(req);
+ struct dccp_hdr *dh = dccp_hdr(skb);
+ dh->dccph_checksum = dccp_v4_checksum(skb, ireq->loc_addr,
+ ireq->rmt_addr);
memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt));
err = ip_build_and_send_pkt(skb, sk, ireq->loc_addr,
ireq->rmt_addr,
diff --git a/net/dccp/output.c b/net/dccp/output.c
index 9922d2696b9c..6bd21e37686e 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -314,9 +314,6 @@ struct sk_buff *dccp_make_response(struct sock *sk, struct dst_entry *dst,
dccp_hdr_set_ack(dccp_hdr_ack_bits(skb), dreq->dreq_isr);
dccp_hdr_response(skb)->dccph_resp_service = dreq->dreq_service;
- dh->dccph_checksum = dccp_v4_checksum(skb, inet_rsk(req)->loc_addr,
- inet_rsk(req)->rmt_addr);
-
DCCP_INC_STATS(DCCP_MIB_OUTSEGS);
return skb;
}
--
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