diff --git a/src/arch/x86/interface/pcbios/bios_mp.c b/src/arch/x86/interface/pcbios/bios_mp.c
index 914fe5c..9e1179c 100644
--- a/src/arch/x86/interface/pcbios/bios_mp.c
+++ b/src/arch/x86/interface/pcbios/bios_mp.c
@@ -165,6 +165,7 @@
 	/* No way to handle errors: caller must check that
 	 * multiprocessor function executed as expected.
 	 */
+	return;
 }
 
 PROVIDE_MPAPI_INLINE ( pcbios, mp_address );