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-rw-r--r--virt/kvm/kvm_main.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index e41d39d6b0e..fd9cc79092c 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1020,7 +1020,10 @@ int __kvm_set_memory_region(struct kvm *kvm,
goto out_free;
}
- kvm_free_physmem_slot(&old, &new);
+ kvm_free_physmem_slot(&old, npages ? &new : NULL);
+ /* Slot deletion case: we have to update the current slot */
+ if (!npages)
+ *memslot = old;
#ifdef CONFIG_DMAR
/* map the pages in iommu page table */
r = kvm_iommu_map_pages(kvm, base_gfn, npages);