SELinux: flush the avc before disabling SELinux

Before SELinux is disabled at boot it can create AVC entries.  This patch
will flush those entries before disabling SELinux.

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/security/selinux/avc.c b/security/selinux/avc.c
index f60124623645..1ed0f076aadc 100644
--- a/security/selinux/avc.c
+++ b/security/selinux/avc.c
@@ -868,6 +868,8 @@ u32 avc_policy_seqno(void)
 
 void avc_disable(void)
 {
+        avc_flush();
+        synchronize_rcu();
         if (avc_node_cachep)
                 kmem_cache_destroy(avc_node_cachep);
 }