diff --git a/security/selinux/avc.c b/security/selinux/avc.c index 81b3dff3cbf0597a4b7464ee9d6f3fdcd121d2b8..e8529e2f51e5ba24042ccd88b77e481c9457a5aa 100644 --- a/security/selinux/avc.c +++ b/security/selinux/avc.c @@ -661,9 +661,18 @@ void avc_audit(u32 ssid, u32 tsid, "daddr", "dest"); break; } - if (a->u.net.netif) - audit_log_format(ab, " netif=%s", - a->u.net.netif); + if (a->u.net.netif > 0) { + struct net_device *dev; + + /* NOTE: we always use init's namespace */ + dev = dev_get_by_index(&init_net, + a->u.net.netif); + if (dev) { + audit_log_format(ab, " netif=%s", + dev->name); + dev_put(dev); + } + } break; } } diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index be544332214cad604c01f4cb8c0052f1ee3a294a..1a1fa3f20ef0db9a750d2eae517a5d347e984192 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -3928,7 +3928,7 @@ static int selinux_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) family = PF_INET; AVC_AUDIT_DATA_INIT(&ad, NET); - ad.u.net.netif = skb->dev ? skb->dev->name : "[unknown]"; + ad.u.net.netif = skb->iif; ad.u.net.family = family; err = selinux_parse_skb(skb, &ad, &addrp, &len, 1, NULL); @@ -4259,7 +4259,7 @@ static unsigned int selinux_ip_postroute_last(unsigned int hooknum, sksec = sk->sk_security; AVC_AUDIT_DATA_INIT(&ad, NET); - ad.u.net.netif = dev->name; + ad.u.net.netif = dev->ifindex; ad.u.net.family = family; err = selinux_parse_skb(skb, &ad, &addrp, &len, 0, &proto); diff --git a/security/selinux/include/avc.h b/security/selinux/include/avc.h index 553607a19e92f7e957cb4f5f05fd4f61465fd3d1..80c28fa6621c78527a23ee3fa8f9aa3e20ec6d55 100644 --- a/security/selinux/include/avc.h +++ b/security/selinux/include/avc.h @@ -51,7 +51,7 @@ struct avc_audit_data { struct inode *inode; } fs; struct { - char *netif; + int netif; struct sock *sk; u16 family; __be16 dport;