On Feb 17, 2008 9:49 PM, Li Zefan <lizf@xxxxxxxxxxxxxx> wrote:
> opts.release_agent is not kfree()ed in all necessary places.
>
> Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
Acked-by: Paul Menage <menage@xxxxxxxxxx>
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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