UVI-2021-1001893 netfilter: xt_IDLETIMER: fix panic that occurs when timer_type has garbage value

netfilter: xtIDLETIMER: fix panic that occurs when timertype has garbage value 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 v5.14.15 by commi...