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2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/net/caif/caif_usb.c
.. .. @@ -134,6 +134,9 @@
134 134  	struct usb_device *usbdev;
135 135  	int res;
136 136  
137 +	if (what == NETDEV_UNREGISTER && dev->reg_state >= NETREG_UNREGISTERED)
138 +		return 0;
139 +
137 140  	/* Check whether we have a NCM device, and find its VID/PID. */
138 141  	if (!(dev->dev.parent && dev->dev.parent->driver &&
139 142  	      strcmp(dev->dev.parent->driver->name, "cdc_ncm") == 0))

..	..	@@ -134,6 +134,9 @@
134	134	struct usb_device *usbdev;
135	135	int res;
136	136
	137	+ if (what == NETDEV_UNREGISTER && dev->reg_state >= NETREG_UNREGISTERED)
	138	+ return 0;
	139	+
137	140	/* Check whether we have a NCM device, and find its VID/PID. */
138	141	if (!(dev->dev.parent && dev->dev.parent->driver &&
139	142	strcmp(dev->dev.parent->driver->name, "cdc_ncm") == 0))