[PATCH nft 2/2] rule: do not display handle for implicit chain

[Pablo Neira Ayuso <pablo@netfilter.org>]

Implicit chain do not allow for incremental updates, do not display rule
handle since kernel refuses to update an implicit chain which is already
bound.

Closes: https://bugzilla.netfilter.org/show_bug.cgi?id=1615
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 src/rule.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/rule.c b/src/rule.c
index 1caee58fb762..d1ee6c2ee067 100644
--- a/src/rule.c
+++ b/src/rule.c
@@ -1058,13 +1058,19 @@ static void chain_print_declaration(const struct chain *chain,
 void chain_rules_print(const struct chain *chain, struct output_ctx *octx,
 		       const char *indent)
 {
+	unsigned int flags = octx->flags;
 	struct rule *rule;
 
+	if (chain->flags & CHAIN_F_BINDING)
+		octx->flags &= ~NFT_CTX_OUTPUT_HANDLE;
+
 	list_for_each_entry(rule, &chain->rules, list) {
 		nft_print(octx, "\t\t%s", indent ? : "");
 		rule_print(rule, octx);
 		nft_print(octx, "\n");
 	}
+
+	octx->flags = flags;
 }
 
 static void chain_print(const struct chain *chain, struct output_ctx *octx)
-- 
2.30.2