nft: Make nftnl_table_list_get() fetch only tables

No need for a full cache to serve the list of tables.

Signed-off-by: Phil Sutter <phil@nwl.cc>
Acked-by: Florian Westphal <fw@strlen.de>

diff --git a/iptables/nft.c b/iptables/nft.c
index 0249cbbe486390ca01f1a380545f4e8c5362f73f..fde1b2a3e057e3443fd9d850ac88c05e456dc20d 100644 (file)
--- a/iptables/nft.c
+++ b/iptables/nft.c
@@ -2046,7 +2046,8 @@ int nft_chain_user_rename(struct nft_handle *h,const char *chain,
 
 static struct nftnl_table_list *nftnl_table_list_get(struct nft_handle *h)
 {
-       nft_build_cache(h);
+       if (!h->cache->tables)
+               fetch_table_cache(h);
 
        return h->cache->tables;
 }