selinux: convert WARN_ONCE() to printk() in selinux_nlmsg_perm()

Convert WARN_ONCE() to printk() in selinux_nlmsg_perm().

After conversion from audit_log() in commit e173fb26, WARN_ONCE() was
deemed too alarmist, so switch it to printk().

Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
[PM: Changed to printk(WARNING) so we catch all of the different
 invalid netlink messages.  In Richard's defense, he brought this
 point up earlier, but I didn't understand his point at the time.]
Signed-off-by: Paul Moore <pmoore@redhat.com>
This commit is contained in:
Richard Guy Briggs 2014-11-12 14:01:34 -05:00 committed by Paul Moore
parent 923190d32d
commit d950f84c1c
1 changed files with 4 additions and 3 deletions

View File

@ -4727,9 +4727,10 @@ static int selinux_nlmsg_perm(struct sock *sk, struct sk_buff *skb)
err = selinux_nlmsg_lookup(sksec->sclass, nlh->nlmsg_type, &perm);
if (err) {
if (err == -EINVAL) {
WARN_ONCE(1, "selinux_nlmsg_perm: unrecognized netlink message:"
" protocol=%hu nlmsg_type=%hu sclass=%hu\n",
sk->sk_protocol, nlh->nlmsg_type, sksec->sclass);
printk(KERN_WARNING
"SELinux: unrecognized netlink message:"
" protocol=%hu nlmsg_type=%hu sclass=%hu\n",
sk->sk_protocol, nlh->nlmsg_type, sksec->sclass);
if (!selinux_enforcing || security_get_allow_unknown())
err = 0;
}