* [PATCH v2] kernel/acct.c: cleanup, also better to set related variable to NULL after kfree
[not found] ` <518D2004.8070400@asianux.com>
@ 2013-05-13 2:16 ` Chen Gang
0 siblings, 0 replies; only message in thread
From: Chen Gang @ 2013-05-13 2:16 UTC (permalink / raw)
To: Jeff Layton
Cc: Andrew Morton, Serge Hallyn, Al Viro, Eric W. Biederman,
Frederic Weisbecker, linux-kernel@vger.kernel.org
After kfree acct, also better to set ns->bacct to NULL.
Currently, it is as a cleanup patch.
Signed-off-by: Chen Gang <gang.chen@asianux.com>
---
kernel/acct.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/kernel/acct.c b/kernel/acct.c
index 85389fe..91a23eb 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -332,6 +332,7 @@ void acct_exit_ns(struct pid_namespace *ns)
spin_lock(&acct_lock);
if (acct->file != NULL)
acct_file_reopen(acct, NULL, NULL);
+ ns->bacct = NULL;
spin_unlock(&acct_lock);
kfree(acct);
--
1.7.7.6
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