xfrm: Update ipcomp_scratches with NULL when freed
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 v4.14.296 by commit a39f456d62810c0efb43cead22f98d95b53e4b1a. For more details please see the references link.