SHDLC_CONTROL_NR_MASK 481 net/nfc/hci/llc_shdlc.c nr = control & SHDLC_CONTROL_NR_MASK; SHDLC_CONTROL_NR_MASK 489 net/nfc/hci/llc_shdlc.c nr = control & SHDLC_CONTROL_NR_MASK;