Re: [PATCH v3 4/5] pselect6: use __kernel_timespec

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On Mon, Sep 17, 2018 at 1:34 PM Stepan Golosunov <stepan@xxxxxxxxxxxxxxx> wrote:
>
> On Sun, Sep 16, 2018 at 06:04:57PM -0700, Deepa Dinamani wrote:
> >  static long do_compat_pselect(int n, compat_ulong_t __user *inp,
> >       compat_ulong_t __user *outp, compat_ulong_t __user *exp,
> > -     struct old_timespec32 __user *tsp, compat_sigset_t __user *sigmask,
> > -     compat_size_t sigsetsize)
> > +     void __user *tsp, compat_sigset_t __user *sigmask,
> > +     compat_size_t sigsetsize, enum poll_time_type type)
> >  {
> >       sigset_t ksigmask, sigsaved;
> >       struct timespec64 ts, end_time, *to = NULL;
> >       int ret;
> >
> >       if (tsp) {
> > -             if (get_old_timespec32(&ts, tsp))
> > -                     return -EFAULT;
> > +             switch (type) {
> > +             case PT_OLD_TIMESPEC:
> > +                     if (get_old_timespec32(&ts, tsp))
> > +                             return -EFAULT;
> > +                     break;
> > +             case PT_TIMESPEC:
> > +                     if (get_old_timespec32(&ts, tsp))
> > +                             return -EFAULT;
> > +                     break;
> > +             default:
> > +                     BUG();
> > +             }
>
> One of the two get_old_timespec32 calls here should be
> get_timespec64.

Right. It is a copy paste bug.

Thanks,
Deepa



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