Quoting Eric W. Biederman (ebiederm@xxxxxxxxxxxx):
> > Hi Eric,
> >
> > I've not had a chance to test these, but apart from two trivial
> > comments below these look good to me, and I appreciate the feature.
> > So with the two fixes (if needed),
> >
> > Acked-by: Serge Hallyn <serge.hallyn@xxxxxxxxxxxxx>
>
> >> +static int proc_thread_self_readlink(struct dentry *dentry, char __user *buffer,
> >> + int buflen)
> >> +{
> >> + struct pid_namespace *ns = dentry->d_sb->s_fs_info;
> >> + pid_t tgid = task_tgid_nr_ns(current, ns);
> >> + pid_t pid = task_pid_nr_ns(current, ns);
> >> + char tmp[PROC_NUMBUF + 6 + PROC_NUMBUF];
> >
> > In the extreme case you're not adding space for a \0 ? (Unless
> > PROC_NUMBUF includes that)
>
> PROC_NUMBUF has enough space for a sign for the maximum of 10 digits
> for a newline and a terminating \0. So yes PROC_NUMBUF includes the
> space for a terminating \0.
Ah, I see it's 13. Sounds good then, thanks.
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