On Feb 17, 2008 9:49 PM, Li Zefan <lizf@cn.fujitsu.com> wrote:
> opts.release_agent is not kfree()ed in all necessary places.
>
> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>

Acked-by: Paul Menage <menage@google.com>

Good catch, although hopefully something that would be extremely rare
in practice.

Thanks,

Paul

> ---
>  kernel/cgroup.c |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)
>
> diff --git a/kernel/cgroup.c b/kernel/cgroup.c
> index 0c35022..aa76bbd 100644
> --- a/kernel/cgroup.c
> +++ b/kernel/cgroup.c
> @@ -961,8 +961,11 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
>         }
>
>         root = kzalloc(sizeof(*root), GFP_KERNEL);
> -       if (!root)
> +       if (!root) {
> +               if (opts.release_agent)
> +                       kfree(opts.release_agent);
>                 return -ENOMEM;
> +       }
>
>         init_cgroup_root(root);
>         root->subsys_bits = opts.subsys_bits;
> --
> 1.5.4.rc3
>
>
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