diff options
Diffstat (limited to 'hw/qdev-monitor.c')
-rw-r--r-- | hw/qdev-monitor.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/hw/qdev-monitor.c b/hw/qdev-monitor.c index 1db5ee0..4e2a92b 100644 --- a/hw/qdev-monitor.c +++ b/hw/qdev-monitor.c @@ -283,6 +283,7 @@ static DeviceState *qbus_find_dev(BusState *bus, char *elem) static BusState *qbus_find_recursive(BusState *bus, const char *name, const char *bus_typename) { + BusClass *bus_class = BUS_GET_CLASS(bus); BusChild *kid; BusState *child, *ret; int match = 1; @@ -293,6 +294,17 @@ static BusState *qbus_find_recursive(BusState *bus, const char *name, if (bus_typename && !object_dynamic_cast(OBJECT(bus), bus_typename)) { match = 0; } + if ((bus_class->max_dev != 0) && (bus_class->max_dev <= bus->max_index)) { + if (name != NULL) { + /* bus was explicitly specified: return an error. */ + qerror_report(ERROR_CLASS_GENERIC_ERROR, "Bus '%s' is full", + bus->name); + return NULL; + } else { + /* bus was not specified: try to find another one. */ + match = 0; + } + } if (match) { return bus; } |