net: Fix a data-race around netdev_budget.
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 v5.15.64 by commit 2baeaef4dd7348fbe9c33d6245fd719bf1deca03, it was introduced in version v2.6.13 by commit 51b0bdedb8e784d0d969a6b77151911130812400. For more details please see the references link.