From: Aswin Toni <aswin.toni@cern.ch>
Date: Fri, 1 Oct 2021 14:12:22 +0000 (+0200)
Subject: MetricCollector.h: Add check to prevent mgr from crashing
X-Git-Tag: v17.1.0~743^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F43384%2Fhead;p=ceph.git

MetricCollector.h: Add check to prevent mgr from crashing

Fixes: https://tracker.ceph.com/issues/52801
Signed-off-by: Aswin Toni <aswin.toni@cern.ch>
---

diff --git a/src/mgr/MetricCollector.h b/src/mgr/MetricCollector.h
index 19a3eed9b0ab..65e71e276e43 100644
--- a/src/mgr/MetricCollector.h
+++ b/src/mgr/MetricCollector.h
@@ -42,7 +42,9 @@ public:
       auto result_it = result.insert({query, {}}).first;
       if (is_limited(limits)) {
         for (auto& limit : limits) {
-          result_it->second.insert(*limit.second);
+          if (limit.second) {
+            result_it->second.insert(*limit.second);
+          }
         }
       }
     }