rgw: fix empty json response when getting user quota

Fixes: #12117
Signed-off-by: wuxingyi <wuxingyi@letv.com>

diff --git a/src/rgw/rgw_rest_user.cc b/src/rgw/rgw_rest_user.cc
index cfc274bc4090f992d0df7e5dbad60d95b7df6c47..3f0e7d99342b7de1f25ad4d274a5c1d4c0a51ff5 100644 (file)
--- a/src/rgw/rgw_rest_user.cc
+++ b/src/rgw/rgw_rest_user.cc
@@ -692,6 +692,7 @@ void RGWOp_Quota_Info::execute()
   if (http_ret < 0)
     return;
 
+  flusher.start(0);
   if (show_all) {
     UserQuotas quotas(info);
     encode_json("quota", quotas, s->formatter);