selinux: Print 'sclass' as string when unrecognized netlink message occurs

This prints the 'sclass' field as string instead of index in unrecognized netlink message.
The textual representation makes it easier to distinguish the right class.

Signed-off-by: Marek Milkovic <mmilkovi@redhat.com>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
[PM: 80-char width fixes]
Signed-off-by: Paul Moore <pmoore@redhat.com>

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 06c9dd962c3cc71b7b7bb440e0ef7f0e8233ad08..99c4a00cce4e264bb680111dae4c6ccb6d5b847a 100644 (file)
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -4713,8 +4713,9 @@ static int selinux_nlmsg_perm(struct sock *sk, struct sk_buff *skb)
                if (err == -EINVAL) {
                        printk(KERN_WARNING
                               "SELinux: unrecognized netlink message:"
-                              " protocol=%hu nlmsg_type=%hu sclass=%hu\n",
-                              sk->sk_protocol, nlh->nlmsg_type, sksec->sclass);
+                              " protocol=%hu nlmsg_type=%hu sclass=%s\n",
+                              sk->sk_protocol, nlh->nlmsg_type,
+                              secclass_map[sksec->sclass - 1].name);
                        if (!selinux_enforcing || security_get_allow_unknown())
                                err = 0;
                }