CVE-2025-39805 net: macb: fix unregister_netdev call order in macb_remove()

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix unregisternetdev call order in macbremove When removing a macb device, the driver calls phyexit before unregisternetdev. This leads to a WARN from kernfs: ------------ cut here ------------ kernfs: can not remove...