diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2007-10-09 02:14:34 +0200 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-11 01:54:53 +0200 |
| commit | bc31d3b2c7d7f2a03721a05cb3c9a3ce8b1e2e5a (patch) | |
| tree | 4e72919c351590c8276534e797eae8260d20f28c /net/ipv6/ah6.c | |
| parent | [IPSEC] esp: Remove keys from esp_data structure (diff) | |
| download | linux-bc31d3b2c7d7f2a03721a05cb3c9a3ce8b1e2e5a.tar.xz linux-bc31d3b2c7d7f2a03721a05cb3c9a3ce8b1e2e5a.zip | |
[IPSEC] ah: Remove keys from ah_data structure
The keys are only used during initialisation so we don't need to carry them
in esp_data. Since we don't have to allocate them again, there is no need
to place a limit on the authentication key length anymore.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ah6.c')
| -rw-r--r-- | net/ipv6/ah6.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c index 53f46ab6af70..69a2030407b8 100644 --- a/net/ipv6/ah6.c +++ b/net/ipv6/ah6.c @@ -429,10 +429,6 @@ static int ah6_init_state(struct xfrm_state *x) if (!x->aalg) goto error; - /* null auth can use a zero length key */ - if (x->aalg->alg_key_len > 512) - goto error; - if (x->encap) goto error; @@ -440,14 +436,13 @@ static int ah6_init_state(struct xfrm_state *x) if (ahp == NULL) return -ENOMEM; - ahp->key = x->aalg->alg_key; - ahp->key_len = (x->aalg->alg_key_len+7)/8; tfm = crypto_alloc_hash(x->aalg->alg_name, 0, CRYPTO_ALG_ASYNC); if (IS_ERR(tfm)) goto error; ahp->tfm = tfm; - if (crypto_hash_setkey(tfm, ahp->key, ahp->key_len)) + if (crypto_hash_setkey(tfm, x->aalg->alg_key, + (x->aalg->alg_key_len + 7) / 8)) goto error; /* |