Index: kernel/generic/src/ipc/sysipc.c
===================================================================
--- kernel/generic/src/ipc/sysipc.c	(revision 9956fad9daf37cad579a528c11476eb271530a38)
+++ kernel/generic/src/ipc/sysipc.c	(revision 9a82ac14ae76a4fe733f31b3094ecfa40fed6e8f)
@@ -464,4 +464,6 @@
 	case IPC_M_STATE_CHANGE_AUTHORIZE:
 		rc = a_preprocess_m_state_change_authorize(answer, olddata);
+		break;
+	default:
 		break;
 	}