[PATCH] nft: fix leak of iterators

[Giuseppe Longo <giuseppelng@gmail.com>]

This patch fix leak of iterators
Signed-off-by: Giuseppe Longo <giuseppelng@gmail.com>
---
 iptables/nft.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/iptables/nft.c b/iptables/nft.c
index c18999b..0ded02d 100644
--- a/iptables/nft.c
+++ b/iptables/nft.c
@@ -1112,6 +1112,7 @@ next:
 		c = nft_chain_list_iter_next(iter);
 	}
 
+        nft_chain_list_iter_destroy(iter);
 	nft_chain_list_free(list);
 
 	return 1;
@@ -1200,6 +1201,7 @@ next:
 		r = nft_rule_list_iter_next(iter);
 	}
 
+        nft_chain_list_iter_destroy(list);
 	nft_rule_list_free(list);
 
 	/* the core expects 1 for success and 0 for error */
@@ -1278,6 +1280,7 @@ next:
 	}
 
 err:
+        nft_chain_list_iter_destroy(iter);
 	nft_chain_list_free(list);
 
 	/* the core expects 1 for success and 0 for error */
@@ -1391,6 +1394,7 @@ next:
 	}
 
 err:
+        nft_chain_list_iter_destroy(iter);
 	nft_chain_list_free(list);
 
 	/* chain not found */