Synchronizes hotplug remove with the freeing of the port.
This ensures we have freed all the memory associated with
this port and are not leaking memory.
Signed-off-by: NBrian King <brking@linux.vnet.ibm.com>
Link: https://lore.kernel.org/r/20230203155802.404324-6-brking@linux.vnet.ibm.comSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>