osd: don't ->put() a null session in _share_map_incoming

diff --git a/src/osd/OSD.cc b/src/osd/OSD.cc
index 34c6a4d503a899c2b488844d9f12c6c06ed0676d..c72024f736bd9f4b553b1c44f24b3094d25b9e77 100644 (file)
--- a/src/osd/OSD.cc
+++ b/src/osd/OSD.cc
@@ -1615,7 +1615,8 @@ bool OSD::_share_map_incoming(const entity_inst_t& inst, epoch_t epoch,
     }
   }
 
-  session->put();
+  if (session)
+    session->put();
   return shared;
 }