[IPSEC]: Move all calls to xfrm_audit_state_icvfail to xfrm_input

Let's nip the code duplication in the bud :)

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index ec8de0a..d76803a 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -179,10 +179,8 @@
 		err = ah_mac_digest(ahp, skb, ah->auth_data);
 		if (err)
 			goto unlock;
-		if (memcmp(ahp->work_icv, auth_data, ahp->icv_trunc_len)) {
-			xfrm_audit_state_icvfail(x, skb, IPPROTO_AH);
+		if (memcmp(ahp->work_icv, auth_data, ahp->icv_trunc_len))
 			err = -EBADMSG;
-		}
 	}
 unlock:
 	spin_unlock(&x->lock);