freebsd_network: Do not deinitialize USB if we never initialized it.

Fixes some "mutex not owned" KDLs seen on deinitialization.
2022-07-06 16:03:46 -04:00
parent 19453ce798
commit 41d93c5ed1
1 changed files with 4 additions and 2 deletions
@@ -50,7 +50,9 @@ init_usb()
 void
 uninit_usb()
 {
-	if (sUSB != NULL)
+	if (sUSB == NULL)
+		return;
+
 	put_module(B_USB_MODULE_NAME);
 	if (sUSBTaskqueue != NULL)
 		taskqueue_free(sUSBTaskqueue);