perf probe: Fix NULL pointer dereference in convertvariablelocation()
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 v5.12.10 by commit eba7c76a5651392a9132c54aceddc5af8cfb0938, it was introduced in version v5.5 by commit 66f69b2197167cb99330c77a550da50f1f597abc. For more details please see the references link.