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Subject[GIT PULL] SELinux: make selinux_nlmsg_perm() less alarmist
WARN_ONCE() here will unnecessarily terrify users.  Please pull for 
v.3.18.


The following changes since commit 04689e749b7ec156291446028a0ce2e685bf3855:

Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm (2014-11-12 15:29:28 -0800)

are available in the git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git for-linus

James Morris (1):
Merge branch 'stable-3.18' of git://git.infradead.org/users/pcmoore/selinux into for-linus

Richard Guy Briggs (1):
selinux: convert WARN_ONCE() to printk() in selinux_nlmsg_perm()

security/selinux/hooks.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)

---

commit 09c626892772e6fe03f768b3492fbb126f465fe6
Merge: 04689e7 d950f84
Author: James Morris <james.l.morris@oracle.com>
Date: Thu Nov 13 21:49:53 2014 +1100

Merge branch 'stable-3.18' of git://git.infradead.org/users/pcmoore/selinux into for-linus


commit d950f84c1c6658faec2ecbf5b09f7e7191953394
Author: Richard Guy Briggs <rgb@redhat.com>
Date: Wed Nov 12 14:01:34 2014 -0500

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>

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 2478976..654f071 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -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;
}

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