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Commit 3b339e25 authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

kvm: selftests: avoid type punning 



Avoid warnings from -Wstrict-aliasing by using memcpy.

Reviewed-by: default avatarThomas Huth <thuth@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent be7fcf1d

tools/testing/selftests/kvm/lib/ucall.c

+1 −1
Original line number Diff line number Diff line
@@ -142,7 +142,7 @@ uint64_t get_ucall(struct kvm_vm *vm, uint32_t vcpu_id, struct ucall *uc) 
		vm_vaddr_t gva;

		TEST_ASSERT(run->mmio.is_write && run->mmio.len == 8,

			    "Unexpected ucall exit mmio address access");

		gva = *(vm_vaddr_t *)run->mmio.data;

		memcpy(&gva, run->mmio.data, sizeof(gva));

		memcpy(uc, addr_gva2hva(vm, gva), sizeof(*uc));

	}

tools/testing/selftests/kvm/x86_64/vmx_set_nested_state_test.c

+1 −1
Original line number Diff line number Diff line
@@ -75,7 +75,7 @@ void set_revision_id_for_vmcs12(struct kvm_nested_state *state, 
				u32 vmcs12_revision)

{

	/* Set revision_id in vmcs12 to vmcs12_revision. */

	*(u32 *)(state->data) = vmcs12_revision;

	memcpy(state->data, &vmcs12_revision, sizeof(u32));

}



void set_default_state(struct kvm_nested_state *state)