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-rw-r--r--include/linux/tcp.h5
-rw-r--r--net/ipv4/netfilter/ip_nat_helper.c2
-rw-r--r--net/ipv4/tcp_input.c2
3 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 543f06371840..9632aa866de4 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -166,6 +166,11 @@ struct tcp_info
#include <net/inet_timewait_sock.h>
/* This defines a selective acknowledgement block. */
+struct tcp_sack_block_wire {
+ __be32 start_seq;
+ __be32 end_seq;
+};
+
struct tcp_sack_block {
__u32 start_seq;
__u32 end_seq;
diff --git a/net/ipv4/netfilter/ip_nat_helper.c b/net/ipv4/netfilter/ip_nat_helper.c
index 7f6a75984f6c..e9c5187ea5b2 100644
--- a/net/ipv4/netfilter/ip_nat_helper.c
+++ b/net/ipv4/netfilter/ip_nat_helper.c
@@ -283,7 +283,7 @@ sack_adjust(struct sk_buff *skb,
struct ip_nat_seq *natseq)
{
while (sackoff < sackend) {
- struct tcp_sack_block *sack;
+ struct tcp_sack_block_wire *sack;
u_int32_t new_start_seq, new_end_seq;
sack = (void *)skb->data + sackoff;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index b3def0df14fb..46984ffd73cd 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -935,7 +935,7 @@ tcp_sacktag_write_queue(struct sock *sk, struct sk_buff *ack_skb, u32 prior_snd_
const struct inet_connection_sock *icsk = inet_csk(sk);
struct tcp_sock *tp = tcp_sk(sk);
unsigned char *ptr = ack_skb->h.raw + TCP_SKB_CB(ack_skb)->sacked;
- struct tcp_sack_block *sp = (struct tcp_sack_block *)(ptr+2);
+ struct tcp_sack_block_wire *sp = (struct tcp_sack_block_wire *)(ptr+2);
int num_sacks = (ptr[1] - TCPOLEN_SACK_BASE)>>3;
int reord = tp->packets_out;
int prior_fackets;