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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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5
net/ipv4/esp4.c
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@@ -199,7 +199,7 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
}
esph->spi = x->id.spi;
esph->seq_no = htonl(XFRM_SKB_CB(skb)->seq);
esph->seq_no = htonl(XFRM_SKB_CB(skb)->seq.output);
sg_init_table(sg, nfrags);
skb_to_sgvec(skb, sg,
@@ -210,7 +210,8 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
aead_givcrypt_set_callback(req, 0, esp_output_done, skb);
aead_givcrypt_set_crypt(req, sg, sg, clen, iv);
aead_givcrypt_set_assoc(req, asg, sizeof(*esph));
aead_givcrypt_set_giv(req, esph->enc_data, XFRM_SKB_CB(skb)->seq);
aead_givcrypt_set_giv(req, esph->enc_data,
XFRM_SKB_CB(skb)->seq.output);
ESP_SKB_CB(skb)->tmp = tmp;
err = crypto_aead_givencrypt(req);