eve/alert: minor cleanups

src/output-json-alert.c

@@ -530,12 +530,10 @@ static int AlertJson(ThreadVars *tv, JsonAlertLogThread *aft, const Packet *p)
     MemBuffer *payload = aft->payload_buffer;
     AlertJsonOutputCtx *json_output_ctx = aft->json_output_ctx;
 
-    int i;
-
     if (p->alerts.cnt == 0 && !(p->flags & PKT_HAS_TAG))
         return TM_ECODE_OK;
 
-    for (i = 0; i < p->alerts.cnt; i++) {
+    for (int i = 0; i < p->alerts.cnt; i++) {
         const PacketAlert *pa = &p->alerts.alerts[i];
         if (unlikely(pa->s == NULL)) {
             continue;
@@ -596,9 +594,7 @@ static int AlertJson(ThreadVars *tv, JsonAlertLogThread *aft, const Packet *p)
             if (json_output_ctx->flags & LOG_JSON_RULE_METADATA) {
                 AlertAddFiles(p, jb, pa->tx_id);
             }
-        }
 
-        if (p->flow) {
             EveAddAppProto(p->flow, jb);
             if (json_output_ctx->flags & LOG_JSON_FLOW) {
                 jb_open_object(jb, "flow");