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xfrm: Remove rebundant address family checking 

present_and_same_family has checked addresses family validness for both
SADB_EXT_ADDRESS_SRC and SADB_EXT_ADDRESS_DST in the beginning.
Thereafter pfkey_sadb_addr2xfrm_addr doesn't need to do the checking again.

Signed-off-by: Fan Du <fan.du@windriver.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
hifive-unleashed-5.1
Fan Du 2013-08-06 15:50:56 +08:00 committed by Steffen Klassert
parent 0659eea912
commit af83fde751
1 changed files with 0 additions and 8 deletions
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8
net/key/af_key.c
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@ -1196,10 +1196,6 @@ static struct xfrm_state * pfkey_msg2xfrm_state(struct net *net,
x->props.family = pfkey_sadb_addr2xfrm_addr((struct sadb_address *) ext_hdrs[SADB_EXT_ADDRESS_SRC-1],
&x->props.saddr);
if (!x->props.family) {
err = -EAFNOSUPPORT;
goto out;
}
pfkey_sadb_addr2xfrm_addr((struct sadb_address *) ext_hdrs[SADB_EXT_ADDRESS_DST-1],
&x->id.daddr);
@ -2205,10 +2201,6 @@ static int pfkey_spdadd(struct sock *sk, struct sk_buff *skb, const struct sadb_
sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1];
xp->family = pfkey_sadb_addr2xfrm_addr(sa, &xp->selector.saddr);
if (!xp->family) {
err = -EINVAL;
goto out;
}
xp->selector.family = xp->family;
xp->selector.prefixlen_s = sa->sadb_address_prefixlen;
xp->selector.proto = pfkey_proto_to_xfrm(sa->sadb_address_proto);