From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198

---
 kernel/net/caif/caif_usb.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/kernel/net/caif/caif_usb.c b/kernel/net/caif/caif_usb.c
index b02e129..24488a4 100644
--- a/kernel/net/caif/caif_usb.c
+++ b/kernel/net/caif/caif_usb.c
@@ -134,6 +134,9 @@
 	struct usb_device *usbdev;
 	int res;
 
+	if (what == NETDEV_UNREGISTER && dev->reg_state >= NETREG_UNREGISTERED)
+		return 0;
+
 	/* Check whether we have a NCM device, and find its VID/PID. */
 	if (!(dev->dev.parent && dev->dev.parent->driver &&
 	      strcmp(dev->dev.parent->driver->name, "cdc_ncm") == 0))

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