ext4: add EXT4INODEHASXATTRSPACE macro in xattr.h
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 v4.9.326 by commit 214c68423fd632646c68f3ec8b3c2602cf8273f3. For more details please see the references link.