macvlan: enforce a consistent minimal mtu
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 v5.15.80 by commit e41cbf98df22d08402e65174d147cbb187fe1a33, it was introduced in version v4.10 by commit 91572088e3fdbf4fe31cf397926d8b890fdb3237. For more details please see the references link.