optimize: do not clone unsupported statement

Skip unsupported statements when building the statement matrix,
otherwise clone remains uninitialized.

Fixes: fb298877ece2 ("src: add ruleset optimization infrastructure")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/src/optimize.c b/src/optimize.c
index 6d6a6d6582ec6890fb5298a7273e002c844ab1c5..1308e14285dc837b5c7536d712a0ed6178175984 100644 (file)
--- a/src/optimize.c
+++ b/src/optimize.c
@@ -274,7 +274,7 @@ static int rule_collect_stmts(struct optimize_ctx *ctx, struct rule *rule)
                                clone->log.prefix = expr_get(stmt->log.prefix);
                        break;
                default:
-                       break;
+                       continue;
                }
 
                ctx->stmt[ctx->num_stmts++] = clone;