diff --git a/sys/net/if.c b/sys/net/if.c
index aa44b786362..585269a2c93 100644
--- a/sys/net/if.c
+++ b/sys/net/if.c
@@ -1550,9 +1550,6 @@ ifa_switch_loopback_route(struct ifaddr *ifa, struct sockaddr *sa, int fib)
  * to perform a different comparison.
  */
 
-#define	sa_equal(a1, a2)	\
-	(bcmp((a1), (a2), ((a1))->sa_len) == 0)
-
 #define	sa_dl_equal(a1, a2)	\
 	((((struct sockaddr_dl *)(a1))->sdl_len ==			\
 	 ((struct sockaddr_dl *)(a2))->sdl_len) &&			\
diff --git a/sys/net/route.c b/sys/net/route.c
index f2df0803be5..623772a479e 100644
--- a/sys/net/route.c
+++ b/sys/net/route.c
@@ -125,10 +125,6 @@ VNET_DEFINE(int, rttrash);		/* routes not in table but not freed */
 #define	V_rttrash	VNET(rttrash)
 
 
-/* compare two sockaddr structures */
-#define	sa_equal(a1, a2) (((a1)->sa_len == (a2)->sa_len) && \
-    (bcmp((a1), (a2), (a1)->sa_len) == 0))
-
 /*
  * Convert a 'struct radix_node *' to a 'struct rtentry *'.
  * The operation can be done safely (in this code) because a
diff --git a/sys/net/route.h b/sys/net/route.h
index 4ac3458dd3a..913828a5ccc 100644
--- a/sys/net/route.h
+++ b/sys/net/route.h
@@ -275,6 +275,10 @@ struct rt_addrinfo {
 	sizeof(long)		:				\
 	1 + ( (((struct sockaddr *)(sa))->sa_len - 1) | (sizeof(long) - 1) ) )
 
+#define	sa_equal(a, b) (	\
+    (((struct sockaddr *)(a))->sa_len == ((struct sockaddr *)(b))->sa_len) && \
+    (bcmp((a), (b), ((struct sockaddr *)(b))->sa_len) == 0))
+
 #ifdef _KERNEL
 
 #define RT_LINK_IS_UP(ifp)	(!((ifp)->if_capabilities & IFCAP_LINKSTATE) \
diff --git a/sys/net/rtsock.c b/sys/net/rtsock.c
index 13aa050ac81..02f44d6fd21 100644
--- a/sys/net/rtsock.c
+++ b/sys/net/rtsock.c
@@ -517,7 +517,6 @@ rtm_get_jailed(struct rt_addrinfo *info, struct ifnet *ifp,
 static int
 route_output(struct mbuf *m, struct socket *so)
 {
-#define	sa_equal(a1, a2) (bcmp((a1), (a2), (a1)->sa_len) == 0)
 	struct rt_msghdr *rtm = NULL;
 	struct rtentry *rt = NULL;
 	struct radix_node_head *rnh;
@@ -960,7 +959,6 @@ flush:
 		Free(rtm);
     }
 	return (error);
-#undef	sa_equal
 }
 
 static void
diff --git a/sys/netinet6/ip6_input.c b/sys/netinet6/ip6_input.c
index 239c95052df..a33341d8f0c 100644
--- a/sys/netinet6/ip6_input.c
+++ b/sys/netinet6/ip6_input.c
@@ -695,8 +695,6 @@ passin:
 		int bad;
 
 		bad = 1;
-#define	sa_equal(a1, a2)						\
-	(bcmp((a1), (a2), ((a1))->sin6_len) == 0)
 		IF_ADDR_RLOCK(ifp);
 		TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
 			if (ifa->ifa_addr->sa_family != dst6.sin6_family)
@@ -706,7 +704,6 @@ passin:
 		}
 		KASSERT(ifa != NULL, ("%s: ifa not found for lle %p",
 		    __func__, lle));
-#undef sa_equal
 
 		ia6 = (struct in6_ifaddr *)ifa;
 		if (!(ia6->ia6_flags & IN6_IFF_NOTREADY)) {