rule: replace three conditionals with one

When outputting set definitions, merge three consecutive
`if (!list_empty(&set->stmt_list))` conditionals.

Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 3 insertions, 5 deletions

diff --git a/src/rule.c b/src/rule.c
index b566adf0..7c048fcc 100644
--- a/src/rule.c
+++ b/src/rule.c
@@ -366,12 +366,11 @@ static void set_print_declaration(const struct set *set,
 		nft_print(octx, "%s", opts->stmt_separator);
 	}
 
-	if (!list_empty(&set->stmt_list))
-		nft_print(octx, "%s%s", opts->tab, opts->tab);
-
 	if (!list_empty(&set->stmt_list)) {
 		unsigned int flags = octx->flags;
 
+		nft_print(octx, "%s%s", opts->tab, opts->tab);
+
 		octx->flags |= NFT_CTX_OUTPUT_STATELESS;
 		list_for_each_entry(stmt, &set->stmt_list, list) {
 			stmt_print(stmt, octx);
@@ -379,10 +378,9 @@ static void set_print_declaration(const struct set *set,
 				nft_print(octx, " ");
 		}
 		octx->flags = flags;
-	}
 
-	if (!list_empty(&set->stmt_list))
 		nft_print(octx, "%s", opts->stmt_separator);
+	}
 
 	if (set->automerge)
 		nft_print(octx, "%s%sauto-merge%s", opts->tab, opts->tab,