diff --git a/[refs] b/[refs]
index becda31b9de6..6a0cca4e6ee2 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b610b9780bdb2750849f32c2eefef46af58c67f8
+refs/heads/master: 66b30922c8a2c880fe61080c5bf87ae6615b9f64
diff --git a/trunk/arch/powerpc/platforms/pseries/xics.c b/trunk/arch/powerpc/platforms/pseries/xics.c
index b854e7f1001c..f1df942072bb 100644
--- a/trunk/arch/powerpc/platforms/pseries/xics.c
+++ b/trunk/arch/powerpc/platforms/pseries/xics.c
@@ -752,6 +752,7 @@ void __init xics_init_IRQ(void)
 void xics_request_IPIs(void)
 {
 	unsigned int ipi;
+	int rc;
 
 	ipi = irq_create_mapping(xics_host, XICS_IPI);
 	BUG_ON(ipi == NO_IRQ);
@@ -762,11 +763,12 @@ void xics_request_IPIs(void)
 	 */
 	set_irq_handler(ipi, handle_percpu_irq);
 	if (firmware_has_feature(FW_FEATURE_LPAR))
-		request_irq(ipi, xics_ipi_action_lpar, IRQF_DISABLED,
-			    "IPI", NULL);
+		rc = request_irq(ipi, xics_ipi_action_lpar, IRQF_DISABLED,
+				"IPI", NULL);
 	else
-		request_irq(ipi, xics_ipi_action_direct, IRQF_DISABLED,
-			    "IPI", NULL);
+		rc = request_irq(ipi, xics_ipi_action_direct, IRQF_DISABLED,
+				"IPI", NULL);
+	BUG_ON(rc);
 }
 #endif /* CONFIG_SMP */