GSD-2022-1000046 usb: mtu3: fix list_head check warning

usb: mtu3: fix listhead check warning This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.90 by commit 3b6efe0b7ba03cc2acf0694b46d6ff33c5b4c29...