Ha! Ok, thanks for reviewing Jens. On Thu, Aug 30, 2018 at 4:00 PM, Jens Axboe <axboe@xxxxxxxxx> wrote: > On 8/30/18 1:56 PM, John Pittman wrote: >> Since commit 3942d2991852 ("mm/slab_common: allow NULL cache >> pointer in kmem_cache_destroy()"), the kmem_cache_destroy() >> function has been able to handle null pointers. Remove NULL >> check against e->icq_cache in elv_register(), simplifying the code. > > You're the 3rd person sending in this patch this week :-) > > http://git.kernel.dk/cgit/linux-block/commit/?h=for-linus&id=62d2a1940709198a522a43ff8be8b8f6b3654dec > > -- > Jens Axboe >