CVE-2022-48838 usb: gadget: Fix use-after-free bug by not setting udc->dev.driver

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: Fix use-after-free bug by not setting udc-dev.driver The syzbot fuzzer found a use-after-free bug: BUG: KASAN: use-after-free in devuevent+0x712/0x780 drivers/base/core.c:2320 Read of size 8 at addr ffff88802b934098 ...