From: Richard Guy Briggs <rgb@redhat.com>
Date: Thu, 14 Jun 2018 20:20:05 +0000 (-0400)
Subject: audit: check audit_enabled in audit_tree_log_remove_rule()
X-Git-Tag: v4.19-rc1~147^2~4
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=65a8766f5f50a5cd342f3d8f77a30917648ddb67;p=thirdparty%2Flinux.git

audit: check audit_enabled in audit_tree_log_remove_rule()

Respect the audit_enabled flag when printing tree rule config change
records.

See: https://github.com/linux-audit/audit-kernel/issues/50

Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
[PM: tweak the subject line]
Signed-off-by: Paul Moore <paul@paul-moore.com>
---

diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index c99ebaae5abce..9f6eaeb6919f9 100644
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -497,6 +497,8 @@ static void audit_tree_log_remove_rule(struct audit_krule *rule)
 {
 	struct audit_buffer *ab;
 
+	if (!audit_enabled)
+		return;
 	ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE);
 	if (unlikely(!ab))
 		return;