[iptables PATCH] xtables: Print error when listing non-existent chains

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Just like legacy iptables, iptables-nft should not treat the attempt to
list a non-existing chain as OK.

Signed-off-by: Phil Sutter <phil@xxxxxx>
---
 iptables/nft.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/iptables/nft.c b/iptables/nft.c
index 6f1f5e05b7e82..c10737bb531b8 100644
--- a/iptables/nft.c
+++ b/iptables/nft.c
@@ -2298,18 +2298,21 @@ int nft_rule_list(struct nft_handle *h, const char *chain, const char *table,
 		__nft_rule_list(h, chain_name, table,
 				rulenum, format, ops->print_rule);
 
+		found = true;
+
 		/* we printed the chain we wanted, stop processing. */
 		if (chain)
 			break;
 
-		found = true;
-
 next:
 		c = nftnl_chain_list_iter_next(iter);
 	}
 
 	nftnl_chain_list_iter_destroy(iter);
 err:
+	if (chain && !found)
+		return 0;
+
 	return 1;
 }
 
-- 
2.18.0

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