On Fri, Mar 08, 2019 at 03:17:26PM -0800, David Miller wrote: > From: Arnd Bergmann <arnd@xxxxxxxx> > Date: Wed, 6 Mar 2019 12:05:49 +0100 > > > On some architectures, the MMU can be disabled, leading to access_ok() > > becoming an empty macro that does not evaluate its size argument, > > which in turn produces an unused-variable warning: > > > > drivers/vhost/vhost.c:1191:9: error: unused variable 's' [-Werror,-Wunused-variable] > > size_t s = vhost_has_feature(vq, VIRTIO_RING_F_EVENT_IDX) ? 2 : 0; > > > > Mark the variable as __maybe_unused to shut up that warning. > > > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > > I'll apply this, thanks Arnd. I queued this for next linux already and it's been in linux-next for a while. Sorry that I didn't reply, will try to remember to do it next time.
