commit 972d1cb1427946f4980240363aac4e73fb375290
author Patrick McHardy <kaber@trash.net> Thu Apr 06 14:09:12 2006 -0700
committer David S. Miller <davem@sunset.davemloft.net> Sun Apr 09 22:25:32 2006 -0700
tree 6b4af7fa66b358ab2d167093cd4bd43baa75f0a3
parent 137dc0233fba0bfa19679bdd96eb104f0e659c5a

[NETFILTER]: Add helper functions for mass hook registration/unregistration

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/netfilter/core.c

diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index 1ceb1a6..645d621 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -63,6 +63,34 @@
 }
 EXPORT_SYMBOL(nf_unregister_hook);
 
+int nf_register_hooks(struct nf_hook_ops *reg, unsigned int n)
+{
+	unsigned int i;
+	int err = 0;
+
+	for (i = 0; i < n; i++) {
+		err = nf_register_hook(&reg[i]);
+		if (err)
+			goto err;
+	}
+	return err;
+
+err:
+	if (i > 0)
+		nf_unregister_hooks(reg, i);
+	return err;
+}
+EXPORT_SYMBOL(nf_register_hooks);
+
+void nf_unregister_hooks(struct nf_hook_ops *reg, unsigned int n)
+{
+	unsigned int i;
+
+	for (i = 0; i < n; i++)
+		nf_unregister_hook(&reg[i]);
+}
+EXPORT_SYMBOL(nf_unregister_hooks);
+
 unsigned int nf_iterate(struct list_head *head,
 			struct sk_buff **skb,
 			int hook,