rpmsg: virtio: Fix possible double free in rpmsgvirtioaddctrldev()
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 v5.15.47 by commit b94d40c792de7f0ceda6a2fd8a8dc0597eca6d22, it was introduced in version v5.13 by commit c486682ae1e2b149add22f44cf413b3103e3ef39. For more details please see the references link.