The bit of code that calls this function is #if 0'd out so leave the function there but #if 0 it out as well.
atw.c:3021:1: error: unused function 'atw_hw_decrypted' [-Werror,-Wunused-function] OK? Index: atw.c =================================================================== RCS file: /home/cvs/src/sys/dev/ic/atw.c,v retrieving revision 1.78 diff -u -p -r1.78 atw.c --- atw.c 26 Nov 2013 09:50:32 -0000 1.78 +++ atw.c 3 Dec 2013 22:30:22 -0000 @@ -3017,6 +3017,7 @@ atw_linkintr(struct atw_softc *sc, u_int } } +#if 0 static __inline int atw_hw_decrypted(struct atw_softc *sc, struct ieee80211_frame *wh) { @@ -3026,6 +3027,7 @@ atw_hw_decrypted(struct atw_softc *sc, s return 0; return (sc->sc_wepctl & ATW_WEPCTL_WEPRXBYP) == 0; } +#endif /* * atw_rxintr: -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.