From: Sascha Wildner <saw@online.de>
Date: Sat, 22 Feb 2014 17:34:04 +0000 (+0100)
Subject: iscontrol(8): Use offsetof().
X-Git-Tag: v3.9.0~490
X-Git-Url: https://gitweb.dragonflybsd.org/~tuxillo/dragonfly.git/commitdiff_plain/339decda94732951e5ac09cea049d08596be51ea

iscontrol(8): Use offsetof().
---

diff --git a/sbin/iscontrol/config.c b/sbin/iscontrol/config.c
index dd5c0083c5..520f1a4044 100644
--- a/sbin/iscontrol/config.c
+++ b/sbin/iscontrol/config.c
@@ -91,7 +91,7 @@
 #define OPT_iqn				34
 #define OPT_sockbufsize			35
 
-#define _OFF(v)	((int)&((isc_opt_t *)NULL)->v)
+#define _OFF(v)	(offsetof(isc_opt_t *), (v))
 #define _E(u, s, v) {.usage=u, .scope=s, .name=#v, .tokenID=OPT_##v}
 
 textkey_t keyMap[] = {