Re: [PATCH 4/4] mm/vmap: move BUG_ON() check to the unlink_va()

[Andrew Morton]

On Wed, 22 May 2019 17:09:39 +0200 "Uladzislau Rezki (Sony)" <ure...@gmail.com> 
wrote:

> Move the BUG_ON()/RB_EMPTY_NODE() check under unlink_va()
> function, it means if an empty node gets freed it is a BUG
> thus is considered as faulty behaviour.

So... this is an expansion of the assertion's coverage?