Fix use after free in error case. CID 10545.

2011-12-12 03:37:58 +01:00 · 2011-12-12 03:37:58 +01:00 · 7bdc07318d
commit 7bdc07318d
parent 85819ae108
1 changed files with 2 additions and 1 deletions
--- a/src/add-ons/kernel/drivers/printer/usb/usb_printer.cpp
+++ b/src/add-ons/kernel/drivers/printer/usb/usb_printer.cpp
@ -224,8 +224,9 @@ usb_printer_device_added(usb_device newDevice, void **cookie)
 	device->notify = create_sem(0, "usb_printer callback notify");
 	if (device->notify < B_OK) {
 		mutex_destroy(&device->lock);
+		status_t result = device->notify;
 		free(device);
-		return device->notify;
+		return result;
 	}

 	mutex_lock(&gDeviceListLock);