From ad094e6d4f425b96a105c5d240170552d8fc10f9 Mon Sep 17 00:00:00 2001
From: julian <julian@FreeBSD.org>
Date: Mon, 23 Jul 2001 21:14:57 +0000
Subject: Add an external function to unlink a netgraph type from the types
 list.

---
 sys/netgraph/ng_base.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'sys/netgraph/ng_base.c')

diff --git a/sys/netgraph/ng_base.c b/sys/netgraph/ng_base.c
index 6cba23b..553193b 100644
--- a/sys/netgraph/ng_base.c
+++ b/sys/netgraph/ng_base.c
@@ -1167,6 +1167,26 @@ ng_newtype(struct ng_type *tp)
 }
 
 /*
+ * unlink a netgraph type
+ * If no examples exist
+ */
+int
+ng_rmtype(struct ng_type *tp)
+{
+	/* Check for name collision */
+	if (tp->refs != 1) {
+		TRAP_ERROR();
+		return (EBUSY);
+	}
+
+	/* Unlink type */
+	mtx_lock(&ng_typelist_mtx);
+	LIST_REMOVE(tp, types);
+	mtx_unlock(&ng_typelist_mtx);
+	return (0);
+}
+
+/*
  * Look for a type of the name given
  */
 struct ng_type *
-- 
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