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Commit 0b1f24e6 authored by Paul Moore's avatar Paul Moore
Browse files

selinux: pull address family directly from the request_sock struct 



We don't need to inspect the packet to determine if the packet is an
IPv4 packet arriving on an IPv6 socket when we can query the
request_sock directly.

Signed-off-by: default avatarPaul Moore <pmoore@redhat.com>
parent 050d032b

security/selinux/hooks.c

+1 −5
Original line number Diff line number Diff line
@@ -4476,14 +4476,10 @@ static int selinux_inet_conn_request(struct sock *sk, struct sk_buff *skb, 
{

	struct sk_security_struct *sksec = sk->sk_security;

	int err;

	u16 family = sk->sk_family;

	u16 family = req->rsk_ops->family;

	u32 connsid;

	u32 peersid;



	/* handle mapped IPv4 packets arriving via IPv6 sockets */

	if (family == PF_INET6 && skb->protocol == htons(ETH_P_IP))

		family = PF_INET;



	err = selinux_skb_peerlbl_sid(skb, family, &peersid);

	if (err)

		return err;