ext4: add EXT4_INODE_HAS_XATTR_SPACE 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 v5.10.137 by commit 2da44a2927a71bff2bc66cefa8cfbd2ace702536. For more details please see the references link.