linux-kernel - [PATCH] kernel: audit_watch: resource management: better reset to NULL.

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Date:	Fri, 12 Apr 2013 12:50:46 +0800
From:	Chen Gang <gang.chen@...anux.com>
To:	Eric Paris <eparis@...hat.com>, Al Viro <viro@...iv.linux.org.uk>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] kernel: audit_watch: resource management: better reset to
 NULL.


  better to set krule->watch = NULL.
  maybe it is not a real issue, but can make code clearer,
  so can help the readers to analyse another issues.

Signed-off-by: Chen Gang <gang.chen@...anux.com>
---
 kernel/audit_watch.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
index 22831c4..abd8fdb 100644
--- a/kernel/audit_watch.c
+++ b/kernel/audit_watch.c
@@ -456,6 +456,7 @@ void audit_remove_watch_rule(struct audit_krule *krule)
 
 	if (list_empty(&watch->rules)) {
 		audit_remove_watch(watch);
+		krule->watch = NULL;
 
 		if (list_empty(&parent->watches)) {
 			audit_get_parent(parent);
-- 
1.7.7.6
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