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Commit af83fde7 authored by Fan Du's avatar Fan Du Committed by Steffen Klassert
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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: default avatarFan Du <fan.du@windriver.com>
Signed-off-by: default avatarSteffen Klassert <steffen.klassert@secunet.com>
parent 0659eea9
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+0 −8
Original line number Diff line number Diff line
@@ -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);