1 files changed, 4 insertions, 1 deletions
diff --git a/hw/isa/i82378.c b/hw/isa/i82378.c
index d4c830684b..3793c6fe7a 100644
--- a/hw/isa/i82378.c
+++ b/hw/isa/i82378.c
@@ -75,7 +75,10 @@ static void i82378_realize(PCIDevice *pci, Error **errp)
     pci_config_set_interrupt_pin(pci_conf, 1); /* interrupt pin 0 */
 
     isabus = isa_bus_new(dev, get_system_memory(),
-                         pci_address_space_io(pci));
+                         pci_address_space_io(pci), errp);
+    if (!isabus) {
+        return;
+    }
 
     /* This device has:
        2 82C59 (irq)