[iptables PATCH v3 4/9] nft: cache: Move nft_chain_find() over

[Phil Sutter <phil@nwl.cc>]

It is basically just a cache lookup, hence fits better in here.

Signed-off-by: Phil Sutter <phil@nwl.cc>
---
 iptables/nft-cache.c | 14 ++++++++++++++
 iptables/nft-cache.h |  3 +++
 iptables/nft.c       | 17 -----------------
 3 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/iptables/nft-cache.c b/iptables/nft-cache.c
index 109524c3fbc79..929fa0fa152c1 100644
--- a/iptables/nft-cache.c
+++ b/iptables/nft-cache.c
@@ -165,6 +165,20 @@ static int fetch_table_cache(struct nft_handle *h)
 	return 1;
 }
 
+struct nftnl_chain *
+nft_chain_find(struct nft_handle *h, const char *table, const char *chain)
+{
+	const struct builtin_table *t;
+	struct nftnl_chain_list *list;
+
+	t = nft_table_builtin_find(h, table);
+	if (!t)
+		return NULL;
+
+	list = h->cache->table[t->type].chains;
+	return list ? nftnl_chain_list_lookup_byname(list, chain) : NULL;
+}
+
 int nft_cache_add_chain(struct nft_handle *h, const struct builtin_table *t,
 			struct nftnl_chain *c)
 {
diff --git a/iptables/nft-cache.h b/iptables/nft-cache.h
index 52ad2d396199e..085594c26457b 100644
--- a/iptables/nft-cache.h
+++ b/iptables/nft-cache.h
@@ -16,6 +16,9 @@ void nft_cache_build(struct nft_handle *h);
 int nft_cache_add_chain(struct nft_handle *h, const struct builtin_table *t,
 			struct nftnl_chain *c);
 
+struct nftnl_chain *
+nft_chain_find(struct nft_handle *h, const char *table, const char *chain);
+
 struct nftnl_set_list *
 nft_set_list_get(struct nft_handle *h, const char *table, const char *set);
 
diff --git a/iptables/nft.c b/iptables/nft.c
index afe7fe9ed05c5..9b40b3c3b9631 100644
--- a/iptables/nft.c
+++ b/iptables/nft.c
@@ -738,9 +738,6 @@ nft_chain_builtin_find(const struct builtin_table *t, const char *chain)
 	return found ? &t->chains[i] : NULL;
 }
 
-static struct nftnl_chain *
-nft_chain_find(struct nft_handle *h, const char *table, const char *chain);
-
 static void nft_chain_builtin_init(struct nft_handle *h,
 				   const struct builtin_table *table)
 {
@@ -1837,20 +1834,6 @@ out:
 	return ret == 0 ? 1 : 0;
 }
 
-static struct nftnl_chain *
-nft_chain_find(struct nft_handle *h, const char *table, const char *chain)
-{
-	const struct builtin_table *t;
-	struct nftnl_chain_list *list;
-
-	t = nft_table_builtin_find(h, table);
-	if (!t)
-		return NULL;
-
-	list = h->cache->table[t->type].chains;
-	return list ? nftnl_chain_list_lookup_byname(list, chain) : NULL;
-}
-
 bool nft_chain_exists(struct nft_handle *h,
 		      const char *table, const char *chain)
 {
-- 
2.28.0