RFCOMM_MAX_DEV 48 net/bluetooth/rfcomm/tty.c #define RFCOMM_TTY_PORTS RFCOMM_MAX_DEV /* whole lotta rfcomm devices */ RFCOMM_MAX_DEV 247 net/bluetooth/rfcomm/tty.c if ((dev->id < 0) || (dev->id > RFCOMM_MAX_DEV - 1)) {