D39493.id120112.diff
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D39493.id120112.diff
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	diff --git a/sys/net/if.c b/sys/net/if.c
	--- a/sys/net/if.c
	+++ b/sys/net/if.c
	@@ -4675,6 +4675,22 @@
	return (count);
	}

	+u_int
	+if_maddr_count(if_t ifp)
	+{
	+ struct epoch_tracker et;
	+ struct ifmultiaddr *ifma;
	+ u_int count;
	+
	+ count = 0;
	+ NET_EPOCH_ENTER(et);
	+ CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link)
	+ count++;
	+ NET_EPOCH_EXIT(et);
	+
	+ return (count);
	+}
	+
	u_int
	if_foreach_llmaddr(if_t ifp, iflladdr_cb_t cb, void *cb_arg)
	{
	diff --git a/sys/net/if_var.h b/sys/net/if_var.h
	--- a/sys/net/if_var.h
	+++ b/sys/net/if_var.h
	@@ -656,6 +656,7 @@
	u_int if_foreach_llmaddr(if_t, iflladdr_cb_t, void *);
	u_int if_lladdr_count(if_t);
	u_int if_llmaddr_count(if_t);
	+u_int if_maddr_count(if_t ifp);

	int if_getamcount(const if_t ifp);
	struct ifaddr * if_getifaddr(const if_t ifp);