staging: rtl8712: fix uninit-value in r871xudrvinit()
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 v4.19.247 by commit a6535d00a9d54ce1c2a8d86a85001ffb6844f9b2. For more details please see the references link.