[MIPS] MIPSsim: Fix build.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/mipssim/sim_int.c b/arch/mips/mipssim/sim_int.c
index d86b372..5cbc350 100644
--- a/arch/mips/mipssim/sim_int.c
+++ b/arch/mips/mipssim/sim_int.c
@@ -77,7 +77,7 @@
 	irq = irq_ffs(pending);
 
 	if (irq > 0)
-		do_IRQ(MIPSCPU_INT_BASE + irq);
+		do_IRQ(MIPS_CPU_IRQ_BASE + irq);
 	else
 		spurious_interrupt();
 }