KVM: x86: Move __linearize masking of la into switch

In __linearize there is check of the condition whether to check if masking of
the linear address is needed.  It occurs immediately after switch that
evaluates the same condition.  Merge them.

Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 57dc0d7..19a59f3 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -670,10 +670,9 @@
 		}
 		if (size > *max_size)
 			goto bad;
+		la &= (u32)-1;
 		break;
 	}
-	if (ctxt->mode != X86EMUL_MODE_PROT64)
-		la &= (u32)-1;
 	if (insn_aligned(ctxt, size) && ((la & (size - 1)) != 0))
 		return emulate_gp(ctxt, 0);
 	*linear = la;