Hello.
Eric W. Biederman wrote:
> name[CTL_MAXNAME} is not valid.
> name[0...CTL_MAXNAME-1] is valid.
Yes.
> The check that got lost in the refactoring was specfically:
>
> - if (tmp.nlen <= 0 || tmp.nlen >= CTL_MAXNAME)
> - return -ENOTDIR;
Thus I think tmp.nlen == CTL_MAXNAME should be allowed
because tmp.nlen is used as "for (i = 0; i < tmp.nlen; i++)".
I think
if (tmp.nlen <= 0 || tmp.nlen > CTL_MAXNAME)
return -ENOTDIR;
is correct.
Thanks.
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