diff --git a/src/rgw/rgw_kms.cc b/src/rgw/rgw_kms.cc
index ea30ff868fd97..d5854ccea927a 100644
--- a/src/rgw/rgw_kms.cc
+++ b/src/rgw/rgw_kms.cc
@@ -80,8 +80,8 @@ class ZeroPoolAllocator {
 	return r;
     }
     void* Realloc(void* p, size_t old, size_t nw) {
-	void *r = nullptr;
-	if (nw) r = malloc(nw);
+        if (!nw) return 0;
+        void *r = Malloc(nw);
 	if (nw > old) nw = old;
 	if (r && old) memcpy(r, p, nw);
 	return r;
diff --git a/src/test/rgw/test_rgw_kms.cc b/src/test/rgw/test_rgw_kms.cc
index 9fc6145d2fe77..409c56d2c3e1f 100644
--- a/src/test/rgw/test_rgw_kms.cc
+++ b/src/test/rgw/test_rgw_kms.cc
@@ -56,6 +56,7 @@ class TestSSEKMS : public ::testing::Test {
     delete old_engine;
     delete kv_engine;
     delete transit_engine;
+    delete cct;
   }
 
 };