usb: idmouse: fix an uninit-value in idmouse_open
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 v4.19.262 by commit f589b667567fde4f81d6e6c40f42b9f2224690ea. For more details please see the references link.