This story was originally published on HackerNoon at: https://hackernoon.com/code-smell-260-crowdstrike-null. Learn how to avoid the null trap in privilege mode drivers to prevent system crashes, security risks, and instability. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #clean-code, #null, #null-checks-in-code, #privilege-mode-drivers, #windows-programming, #null-pointers, #memory-access-violation, #code-quality, and more. This story was written by: @mcsee. Learn more about this writer by checking @mcsee's about page, and for more stories, please visit hackernoon.com. Using null pointers in critical code can crash your system. Avoid nulls, use address sanitizers, apply defensive programming, and improve QA testing to prevent memory access violations, system instability, and security risks in privilege mode drivers.