diff --git a/src/osd/PrimaryLogPG.h b/src/osd/PrimaryLogPG.h
index b0a63b1262e41..f386f9980a84e 100644
--- a/src/osd/PrimaryLogPG.h
+++ b/src/osd/PrimaryLogPG.h
@@ -259,11 +259,11 @@ class PrimaryLogPG : public PG, public PGBackend::Listener {
   typedef std::shared_ptr<FlushOp> FlushOpRef;
 
   struct CLSGatherOp {
-    OpContext *ctx;
+    OpContext *ctx = nullptr;
     ObjectContextRef obc;
     OpRequestRef op;
     std::vector<ceph_tid_t> objecter_tids;
-    int rval;
+    int rval = 0;
 
     CLSGatherOp(OpContext *ctx_, ObjectContextRef obc_, OpRequestRef op_)
       : ctx(ctx_), obc(obc_), op(op_)  {}