x86: apic: Convert BUG() to BUG_ON()

---
 arch/x86/kernel/apic/apic.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
 
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 159740d..79e5b92 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1196,8 +1196,7 @@ void __cpuinit setup_local_APIC(void)
 	 * Double-check whether this APIC is really registered.
 	 * This is meaningless in clustered apic mode, so we skip it.
 	 */
-	if (!apic->apic_id_registered())
-		BUG();
+	BUG_ON(!apic->apic_id_registered());
 
 	/*
 	 * Intel recommends to set DFR, LDR and TPR before enabling