of: fdt: fix off-by-one error in unflattendtnodes()
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 v5.19.11 by commit 2133f451311671c7c42b5640d2b999326b39aa0e, it was introduced in version v4.7 by commit 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455. For more details please see the references link.