input_metric: fixed a double free

Signed-off-by: Leonardo Alminana <[email protected]>
fluent · Apr 9, 2024 · 6ce0afd · 6ce0afd
1 parent 1b7a453
commit 6ce0afd
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/src/flb_input_metric.c b/src/flb_input_metric.c
@@ -64,14 +64,16 @@ static int input_metrics_append(struct flb_input_instance *ins,
     if (out_context != NULL) {
         /* Convert metrics to msgpack */
         ret = cmt_encode_msgpack_create(out_context, &mt_buf, &mt_size);
+
+        if (out_context != cmt) {
+            cmt_destroy(out_context);
+        }
+
         if (ret != 0) {
             flb_plg_error(ins, "could not encode metrics");
-            cmt_destroy(out_context);
 
             return -1;
         }
-
-        cmt_destroy(out_context);
     }
     else {
         /* Convert metrics to msgpack */