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 v4.9.337 by commit be9caf2c936f15a9c3f9111e62bdde6357312f90, it was introduced in version v2.6.33 by commit 3c9059d79f5eea6b8b75ddac97693127c3c41db4. For more details please see the references link.