[Minor] Fix minor memory leak on saving stats

diff --git a/src/controller.c b/src/controller.c
index a9b5ab991762917198b623fa783ef51ec372c00e..0f415210c80a25b1103f76879bc333d04d93dcc1 100644 (file)
--- a/src/controller.c
+++ b/src/controller.c
@@ -3172,6 +3172,7 @@ rspamd_controller_store_saved_stats (struct rspamd_controller_worker_ctx *ctx)
 {
        struct rspamd_stat *stat;
        ucl_object_t *top, *sub;
+       struct ucl_emitter_functions *efuncs;
        gint i, fd;
 
        g_assert (ctx->saved_stats_path != NULL);
@@ -3217,12 +3218,14 @@ rspamd_controller_store_saved_stats (struct rspamd_controller_worker_ctx *ctx)
                        "control_connections", 0, false);
 
 
+       efuncs = ucl_object_emit_fd_funcs (fd);
        ucl_object_emit_full (top, UCL_EMIT_JSON_COMPACT,
-                       ucl_object_emit_fd_funcs (fd), NULL);
+                       efuncs, NULL);
 
        ucl_object_unref (top);
        rspamd_file_unlock (fd, FALSE);
        close (fd);
+       ucl_object_emit_funcs_free (efuncs);
 }
 
 static void