From 9f419b5317a16ffb5a8e65dd2a5fed5fd25582c6 Mon Sep 17 00:00:00 2001 From: araujo Date: Fri, 8 Jan 2016 02:58:10 +0000 Subject: MFC: r292972 Wrap using #ifdef 'notyet' those variables and statements not yet implemented to lower the compiler warnings. It fix the case of unused-but-set-variable spotted by gcc4.9. Reviewed by: ngie Approved by: rodrigc (mentor) Sponsored by: gandi.net Differential Revision: https://reviews.freebsd.org/D4775 --- sys/net/if_gre.c | 21 +++++++++++++++++---- 1 file changed, 17 insertions(+), 4 deletions(-) diff --git a/sys/net/if_gre.c b/sys/net/if_gre.c index 17a324c..bad9dd5 100644 --- a/sys/net/if_gre.c +++ b/sys/net/if_gre.c @@ -682,7 +682,10 @@ gre_input(struct mbuf **mp, int *offp, int proto) struct grehdr *gh; struct ifnet *ifp; struct mbuf *m; - uint32_t *opts, key; + uint32_t *opts; +#ifdef notyet + uint32_t key; +#endif uint16_t flags; int hlen, isr, af; @@ -715,17 +718,27 @@ gre_input(struct mbuf **mp, int *offp, int proto) opts++; } if (flags & GRE_FLAGS_KP) { +#ifdef notyet + /* + * XXX: The current implementation uses the key only for outgoing + * packets. But we can check the key value here, or even in the + * encapcheck function. + */ key = ntohl(*opts); +#endif hlen += sizeof(uint32_t); opts++; + } +#ifdef notyet } else key = 0; - /* if (sc->gre_key != 0 && (key != sc->gre_key || key != 0)) goto drop; - */ +#endif if (flags & GRE_FLAGS_SP) { - /* seq = ntohl(*opts); */ +#ifdef notyet + seq = ntohl(*opts); +#endif hlen += sizeof(uint32_t); } switch (ntohs(gh->gre_proto)) { -- cgit v1.1