Re: [PATCH v5 03/19] KVM: Don't free new memslot if allocation of said memslot fails

Peter Xu
2020-02-05T22:28:40Z

On Tue, Jan 21, 2020 at 02:31:41PM -0800, Sean Christopherson wrote:
> The two implementations of kvm_arch_create_memslot() in x86 and PPC are
> both good citizens and free up all local resources if creation fails.
> Return immediately (via a superfluous goto) instead of calling
> kvm_free_memslot().
>
> Note, the call to kvm_free_memslot() is effectively an expensive nop in
> this case as there are no resources to be freed.

(I failed to understand why that is expensive.. but the change looks OK)

>
> No functional change intended.
>
> Acked-by: Christoffer Dall <christoffer.dall@arm.com>
> Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>

Reviewed-by: Peter Xu <peterx@redhat.com>

--
Peter Xu