Check for identifier first and bail if it's missing (also remove the current
identifier check after we've already bailed due to missing identifiers)
If a driver is missing, warn but also say that we may have added this device
already. I see too many bugreports with incorrectly shortened log files.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Cyril Brulebois <kibi@debian.org>