[PATCH] nft: loop optimization

[Giuseppe Longo <giuseppelng@gmail.com>]

This patch prevent in some functions to continue looping after the chain is found.

Signed-off-by: Giuseppe Longo <giuseppelng@gmail.com>
---
 iptables/nft.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/iptables/nft.c b/iptables/nft.c
index d51f2f3..42bf50f 100644
--- a/iptables/nft.c
+++ b/iptables/nft.c
@@ -1275,6 +1275,8 @@ int nft_rule_flush(struct nft_handle *h, const char *chain, const char *table)
 
 		__nft_rule_flush(h, table_name, chain_name);
 
+		if (chain != NULL)
+			break;
 next:
 		c = nft_chain_list_iter_next(iter);
 	}
@@ -1390,6 +1392,9 @@ int nft_chain_user_del(struct nft_handle *h, const char *chain, const char *tabl
 			break;
 
 		deleted_ctr++;
+
+		if (chain != NULL)
+			break;
 next:
 		c = nft_chain_list_iter_next(iter);
 	}
@@ -2893,6 +2898,8 @@ int nft_chain_zero_counters(struct nft_handle *h, const char *chain,
 		if (ret < 0)
 			perror("mnl_talk:nft_chain_zero_counters");
 
+		if (chain != NULL)
+			break;
 next:
 		c = nft_chain_list_iter_next(iter);
 	}