phy: mdio: fix memory leak
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 v5.14.12 by commit 064c2616234a7394867c924b5c1303974f3a4f4d, it was introduced in version v2.6.28 by commit 46abc02175b3c246dd5141d878f565a8725060c9. For more details please see the references link.