Re: [PATCH] KVM: s390: kvm_s390_vm_start_migration: check dirty_bitmap before using it as target for memset()

On Tue, Sep 10, 2019 at 09:02:15AM -0400, Igor Mammedov wrote:

Make sure that ms->dirty_bitmap is set before using it or print a warning and return -ENIVAL otherwise.

...

v2:

• drop WARN()

...

• if (!ms->dirty_bitmap)
  

• 	return -EINVAL;
  

The patch description needs an update. ;)