error: New QERR_BAD_BUS_FOR_DEVICE

qerror.c

@@ -40,6 +40,10 @@ static const QType qerror_type = {
  * "running out of foo: %(foo)%%"
  */
 static const QErrorStringTable qerror_table[] = {
+    {
+        .error_fmt = QERR_BAD_BUS_FOR_DEVICE,
+        .desc      = "Device '%(device)' can't go on a %(bad_bus_type) bus",
+    },
     {
         .error_fmt = QERR_BUS_NOT_FOUND,
         .desc      = "Bus '%(bus)' not found",

qerror.h

@@ -42,6 +42,9 @@ QError *qobject_to_qerror(const QObject *obj);
 /*
  * QError class list
  */
+#define QERR_BAD_BUS_FOR_DEVICE \
+    "{ 'class': 'BadBusForDevice', 'data': { 'device': %s, 'bad_bus_type': %s } }"
+
 #define QERR_BUS_NOT_FOUND \
     "{ 'class': 'BusNotFound', 'data': { 'bus': %s } }"