mds: don't join on thread which has not been runned.

Fixes: #10550
Signed-off-by: Radoslaw Zarzynski <rzarzynski@mirantis.com>

diff --git a/src/mds/MDS.cc b/src/mds/MDS.cc
index 387eda18ffa34bfb7b72bdcc2f7ba315d31adbd5..13146bfcc079c011a278ba39fa45da11d044b519 100644 (file)
--- a/src/mds/MDS.cc
+++ b/src/mds/MDS.cc
@@ -2990,7 +2990,8 @@ void MDS::ProgressThread::shutdown()
   stopping = true;
   cond.Signal();
   mds->mds_lock.Unlock();
-  join();
+  if (is_started())
+    join();
   mds->mds_lock.Lock();
 }