Felix Ruess 922d8f7079 [usb] fix user_callback_set_config
USB using control callbacks was broken since d6bad27735a77b8daa90ce72b843cf08ba78697d
Properly check if user usb control callback are registered,
while here make sure user_callback_set_config callback pointers are initialized to NULL.
2014-12-29 17:10:04 +01:00
..
2014-07-03 18:46:55 +02:00
2014-12-29 17:10:04 +01:00