arch/x86: remove redundant null checks before kmem_cache_destroy

Remove redundant null checks before calling kmem_cache_destroy.

Found with make coccicheck M=arch/x86/kvm on linux-next tag
next-20170929.

Signed-off-by: Tim Hansen <devtimhansen@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Tim Hansen 2017-10-07 23:15:23 -04:00 • committed by Paolo Bonzini
commit c1bd743e54