bpf: Fix integer overflow in prealloc_elems_and_freelist()
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 v4.19.211 by commit 078cdd572408176a3900a6eb5a403db0da22f8e0, it was introduced in version v4.6 by commit 557c0c6e7df8e14a46bd7560d193fa5bbc00a858. For more details please see the references link.