[DCCP]: Fix checksum routines

Signed-off-by: Yoshifumi Nishida <nishida@csl.sony.co.jp>
Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 3 deletions

diff --git a/net/dccp/output.c b/net/dccp/output.c
index 22ca2910d4f2..4945eaa9d1a4 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -93,7 +93,8 @@ int dccp_transmit_skb(struct sock *sk, struct sk_buff *skb)
                         break;
                 }
 
-                dh->dccph_checksum = dccp_v4_checksum(skb);
+                dh->dccph_checksum = dccp_v4_checksum(skb, inet->saddr,
+                                                      inet->daddr);
 
                 if (dcb->dccpd_type == DCCP_PKT_ACK ||
                     dcb->dccpd_type == DCCP_PKT_DATAACK)
@@ -193,7 +194,8 @@ struct sk_buff *dccp_make_response(struct sock *sk, struct dst_entry *dst,
         dccp_hdr_set_seq(dh, dccp_rsk(req)->dreq_iss);
         dccp_hdr_set_ack(dccp_hdr_ack_bits(skb), dccp_rsk(req)->dreq_isr);
 
-        dh->dccph_checksum = dccp_v4_checksum(skb);
+        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;
@@ -242,7 +244,8 @@ struct sk_buff *dccp_make_reset(struct sock *sk, struct dst_entry *dst,
 
         dccp_hdr_reset(skb)->dccph_reset_code = code;
 
-        dh->dccph_checksum = dccp_v4_checksum(skb);
+        dh->dccph_checksum = dccp_v4_checksum(skb, inet_sk(sk)->saddr,
+                                              inet_sk(sk)->daddr);
 
         DCCP_INC_STATS(DCCP_MIB_OUTSEGS);
         return skb;