I found the "Deactivating device %s" and "Will activate wired connection..." messages in binary /usr/sbin/NetworkManager, so it doesn't look like there's an easy way to get around this other than patching NetworkManager.
I found the "Deactivating device %s" and "Will activate wired connection..." messages in binary /usr/sbin/ NetworkManager, so it doesn't look like there's an easy way to get around this other than patching NetworkManager.