net: marvell: prestera: fix double free issue on err 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 v5.15.6 by commit 03e5203d2161a00afe4d97d206d2293e40b2f253, it was introduced in version v5.10 by commit e1189d9a5fbec8153dbe03f3589bc2baa96694e2. For more details please see the references link.