usb: Change usb_create_simple() to abort on failure

Instead of returning null pointer.  Matches pci_create_simple(),
isa_create_simple(), sysbus_create_simple().  It's unused since the
previous commit, but I'll put it to use again shortly.

Signed-off-by: Markus Armbruster <[email protected]>
Signed-off-by: Gerd Hoffmann <[email protected]>

diff --git a/hw/usb/bus.c b/hw/usb/bus.c
index 5abfac053204a29b2f2d3fed943cc0b6e66aec12..d83a93887fc4c790fa856126ed96b86e8954e66a 100644 (file)
--- a/hw/usb/bus.c
+++ b/hw/usb/bus.c
@@ -339,14 +339,7 @@ static USBDevice *usb_try_create_simple(USBBus *bus, const char *name,
 
 USBDevice *usb_create_simple(USBBus *bus, const char *name)
 {
-    Error *err = NULL;
-    USBDevice *dev = usb_try_create_simple(bus, name, &err);
-
-    if (!dev) {
-        error_report("%s", error_get_pretty(err));
-        error_free(err);
-    }
-    return dev;
+    return usb_try_create_simple(bus, name, &error_abort);
 }
 
 static void usb_fill_port(USBPort *port, void *opaque, int index,