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SubjectRe: [PATCH -mm 1/2] umh && creds: convert call_usermodehelper_keys() to use subprocess_info->init()
On 02/26, David Howells wrote:
>
> Oleg Nesterov <oleg@redhat.com> wrote:
>
> > + /*
> > + * This is called in context of freshly forked kthread before
> > + * kernel_execve(), we can just change our ->session_keyring.
> > + */
>
> Ummmm.... What gives you that idea?
>
> You may be sharing init_cred...

How? Without CLONE_THREAD copy_creds() always creates the new
struct cred for the child?

Oleg.



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