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

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>

1 files changed, 4 insertions, 1 deletions

diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index ac72116636ca..eea7785cc757 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -508,7 +508,10 @@ struct xfrm_skb_cb {
         } header;
 
         /* Sequence number for replay protection. */
-        u64 seq;
+        union {
+                u64 output;
+                __be32 input;
+        } seq;
 };
 
 #define XFRM_SKB_CB(__skb) ((struct xfrm_skb_cb *)&((__skb)->cb[0]))