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xfrm: Use the user specified truncation length in ESP and AH

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Instead of using the hardcoded truncation for authentication
algorithms, use the truncation length specified on xfrm_state.

Signed-off-by: Martin Willi <martin@strongswan.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Martin Willi
2009-11-25 00:29:53 +00:00
committed by David S. Miller
parent 4447bb33f0
commit 8f8a088c21
4 changed files with 4 additions and 4 deletions
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2
net/ipv4/ah4.c
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@@ -444,7 +444,7 @@ static int ah_init_state(struct xfrm_state *x)
}
ahp->icv_full_len = aalg_desc->uinfo.auth.icv_fullbits/8;
ahp->icv_trunc_len = aalg_desc->uinfo.auth.icv_truncbits/8;
ahp->icv_trunc_len = x->aalg->alg_trunc_len/8;
BUG_ON(ahp->icv_trunc_len > MAX_AH_AUTH_LEN);