On Mon, 13 May 2019 14:42:20 +0200 Petr Mladek <pmladek@xxxxxxxx> wrote: > > The "(null)" is good enough by itself and already an established > > practice.. > > (efault) made more sense with the probe_kernel_read() that > checked wide range of addresses. Well, I still think that > it makes sense to distinguish a pure NULL. And it still > used also for IS_ERR_VALUE(). Why not just "(fault)"? That is self descriptive enough. -- Steve