1 files changed, 2 insertions, 7 deletions

diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 23022e9d32eb..b52cfdefecbf 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -571,7 +571,7 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
          * already exist.
          */
         region = (struct userspace_mem_region *) userspace_mem_region_find(
-                vm, guest_paddr, guest_paddr + npages * vm->page_size);
+                vm, guest_paddr, (guest_paddr + npages * vm->page_size) - 1);
         if (region != NULL)
                 TEST_ASSERT(false, "overlapping userspace_mem_region already "
                         "exists\n"
@@ -587,15 +587,10 @@ void vm_userspace_mem_region_add(struct kvm_vm *vm,
                 region = region->next) {
                 if (region->region.slot == slot)
                         break;
-                if ((guest_paddr <= (region->region.guest_phys_addr
-                                + region->region.memory_size))
-                        && ((guest_paddr + npages * vm->page_size)
-                                >= region->region.guest_phys_addr))
-                        break;
         }
         if (region != NULL)
                 TEST_ASSERT(false, "A mem region with the requested slot "
-                        "or overlapping physical memory range already exists.\n"
+                        "already exists.\n"
                         "  requested slot: %u paddr: 0x%lx npages: 0x%lx\n"
                         "  existing slot: %u paddr: 0x%lx size: 0x%lx",
                         slot, guest_paddr, npages,