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authorjsg <jsg@openbsd.org>2015-10-23 00:15:07 +0000
committerjsg <jsg@openbsd.org>2015-10-23 00:15:07 +0000
commit9a51c85f3db8f5e3c297612154ec71a680ecf0f1 (patch)
treed19479e9b2d5ed062ea28aabccb1e311a6a56f2d /sys/netinet6/ip6_input.c
parentreplace pointer arithmetic and casts with offsetof (diff)
downloadwireguard-openbsd-9a51c85f3db8f5e3c297612154ec71a680ecf0f1.tar.xz
wireguard-openbsd-9a51c85f3db8f5e3c297612154ec71a680ecf0f1.zip
replace pointer arithmetic and casts with offsetof
ok mpi@ bluhm@
Diffstat (limited to 'sys/netinet6/ip6_input.c')
-rw-r--r--sys/netinet6/ip6_input.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/netinet6/ip6_input.c b/sys/netinet6/ip6_input.c
index 4cfcba24ac3..2be6e58a85d 100644
--- a/sys/netinet6/ip6_input.c
+++ b/sys/netinet6/ip6_input.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ip6_input.c,v 1.148 2015/10/19 12:11:28 mpi Exp $ */
+/* $OpenBSD: ip6_input.c,v 1.149 2015/10/23 00:15:07 jsg Exp $ */
/* $KAME: ip6_input.c,v 1.188 2001/03/29 05:34:31 itojun Exp $ */
/*
@@ -634,7 +634,7 @@ ip6_input(struct mbuf *m)
ip6 = mtod(m, struct ip6_hdr *);
icmp6_error(m, ICMP6_DST_UNREACH,
ICMP6_DST_UNREACH_ADDR,
- (caddr_t)&ip6->ip6_dst - (caddr_t)ip6);
+ offsetof(struct ip6_hdr, ip6_dst));
break;
} else
goto bad;