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[IPSEC]: Fix bogus usage of u64 on input sequence number

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Al Viro spotted a bogus use of u64 on the input sequence number which
is big-endian.  This patch fixes it by giving the input sequence number
its own member in the xfrm_skb_cb structure.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu
2008-02-12 22:50:35 -08:00
committed by David S. Miller
parent 45b5035482
commit b318e0e4ef
7 changed files with 15 additions and 10 deletions
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4
net/xfrm/xfrm_input.c
View File

@@ -109,7 +109,7 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
if (encap_type < 0) {
async = 1;
x = xfrm_input_state(skb);
seq = XFRM_SKB_CB(skb)->seq;
seq = XFRM_SKB_CB(skb)->seq.input;
goto resume;
}
@@ -175,7 +175,7 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
spin_unlock(&x->lock);
XFRM_SKB_CB(skb)->seq = seq;
XFRM_SKB_CB(skb)->seq.input = seq;
nexthdr = x->type->input(x, skb);

2
net/xfrm/xfrm_output.c
View File

@@ -62,7 +62,7 @@ static int xfrm_output_one(struct sk_buff *skb, int err)
}
if (x->type->flags & XFRM_TYPE_REPLAY_PROT) {
XFRM_SKB_CB(skb)->seq = ++x->replay.oseq;
XFRM_SKB_CB(skb)->seq.output = ++x->replay.oseq;
if (unlikely(x->replay.oseq == 0)) {
XFRM_INC_STATS(LINUX_MIB_XFRMOUTSTATESEQERROR);
x->replay.oseq--;