powerpc/52xx: Fix a resource leak in an error handling path
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 v5.10.163 by commit 40b4be399e0db7073dec5a0de5ca9994f7e31e58, it was introduced in version v2.6.33 by commit 3c9059d79f5eea6b8b75ddac97693127c3c41db4. For more details please see the references link.