Argh...
Tetsuo, I am sorry. Not only I am stupid, I managed to confuse you.
On 09/16, Tetsuo Handa wrote:
>
> Acked-by: Oleg Nesterov <o...@redhat.com>
I tried to ack you previous version which I wrongly blamed ;)
However, I agree with this version as well. Feel free to use
either one, you have my ack in any case.
Sorry to all for noise and confusion.
> ---
> kernel/kmod.c | 4 ++++
> 1 files changed, 4 insertions(+), 0 deletions(-)
>
> diff --git a/kernel/kmod.c b/kernel/kmod.c
> index fb32636..a962470 100644
> --- a/kernel/kmod.c
> +++ b/kernel/kmod.c
> @@ -571,6 +571,10 @@ int call_usermodehelper_exec(struct subprocess_info
> *sub_info, int wait)
> DECLARE_COMPLETION_ONSTACK(done);
> int retval = 0;
>
> + if (!sub_info->path) {
> + call_usermodehelper_freeinfo(sub_info);
> + return -ENOENT;
> + }
> helper_lock();
> if (!khelper_wq || usermodehelper_disabled) {
> retval = -EBUSY;
> --
> 1.7.1
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