diff options
Diffstat (limited to 'security/selinux/hooks.c')
| -rw-r--r-- | security/selinux/hooks.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index db2b331de89a..d9154cf90ae1 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -4279,6 +4279,27 @@ static void selinux_inet_conn_established(struct sock *sk, struct sk_buff *skb) selinux_skb_peerlbl_sid(skb, family, &sksec->peer_sid); } +static int selinux_secmark_relabel_packet(u32 sid) +{ + const struct task_security_struct *__tsec; + u32 tsid; + + __tsec = current_security(); + tsid = __tsec->sid; + + return avc_has_perm(tsid, sid, SECCLASS_PACKET, PACKET__RELABELTO, NULL); +} + +static void selinux_secmark_refcount_inc(void) +{ + atomic_inc(&selinux_secmark_refcount); +} + +static void selinux_secmark_refcount_dec(void) +{ + atomic_dec(&selinux_secmark_refcount); +} + static void selinux_req_classify_flow(const struct request_sock *req, struct flowi *fl) { @@ -5533,6 +5554,9 @@ static struct security_operations selinux_ops = { .inet_conn_request = selinux_inet_conn_request, .inet_csk_clone = selinux_inet_csk_clone, .inet_conn_established = selinux_inet_conn_established, + .secmark_relabel_packet = selinux_secmark_relabel_packet, + .secmark_refcount_inc = selinux_secmark_refcount_inc, + .secmark_refcount_dec = selinux_secmark_refcount_dec, .req_classify_flow = selinux_req_classify_flow, .tun_dev_create = selinux_tun_dev_create, .tun_dev_post_create = selinux_tun_dev_post_create, |