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Diffstat (limited to 'net/netfilter/nf_conntrack_proto_tcp.c')
-rw-r--r--net/netfilter/nf_conntrack_proto_tcp.c18
1 files changed, 2 insertions, 16 deletions
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index d224e001f14f..984a8d1a3359 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -27,6 +27,7 @@
#include <net/netfilter/nf_conntrack.h>
#include <net/netfilter/nf_conntrack_l4proto.h>
#include <net/netfilter/nf_conntrack_ecache.h>
+#include <net/netfilter/nf_conntrack_seqadj.h>
#include <net/netfilter/nf_log.h>
#include <net/netfilter/ipv4/nf_conntrack_ipv4.h>
#include <net/netfilter/ipv6/nf_conntrack_ipv6.h>
@@ -495,21 +496,6 @@ static void tcp_sack(const struct sk_buff *skb, unsigned int dataoff,
}
}
-#ifdef CONFIG_NF_NAT_NEEDED
-static inline s32 nat_offset(const struct nf_conn *ct,
- enum ip_conntrack_dir dir,
- u32 seq)
-{
- typeof(nf_ct_nat_offset) get_offset = rcu_dereference(nf_ct_nat_offset);
-
- return get_offset != NULL ? get_offset(ct, dir, seq) : 0;
-}
-#define NAT_OFFSET(ct, dir, seq) \
- (nat_offset(ct, dir, seq))
-#else
-#define NAT_OFFSET(ct, dir, seq) 0
-#endif
-
static bool tcp_in_window(const struct nf_conn *ct,
struct ip_ct_tcp *state,
enum ip_conntrack_dir dir,
@@ -540,7 +526,7 @@ static bool tcp_in_window(const struct nf_conn *ct,
tcp_sack(skb, dataoff, tcph, &sack);
/* Take into account NAT sequence number mangling */
- receiver_offset = NAT_OFFSET(ct, !dir, ack - 1);
+ receiver_offset = nf_ct_seq_offset(ct, !dir, ack - 1);
ack -= receiver_offset;
sack -= receiver_offset;