Re: [PATCH] kernel: acct: kfree, also set related variable to NULLafter kfree

From: Serge E. Hallyn
Date: Fri Apr 12 2013 - 10:28:58 EST


Quoting Chen Gang (gang.chen@xxxxxxxxxxx):
>
> after kfree acct, also set ns->bacct to NULL.
>
> Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>

Acked-by: Serge Hallyn <serge.hallyn@xxxxxxxxxxxxx>

> ---
> 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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