From c559879406c10087ea2eab0e1868f79eced12bf9 Mon Sep 17 00:00:00 2001
From: Arturo Borrero <arturo.borrero.glez@gmail.com>
Date: Tue, 2 Sep 2014 16:42:23 +0200
Subject: [PATCH] netfilter: nf_tables: add helper to unregister chain hooks

This patch adds a helper function to unregister chain hooks in the chain
deletion path. Basically, a code factorization.

The new function is useful in follow-up patches.

Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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