Various small fixes

Change-Id: I83802169d0d968f7b88d4be2cedba74b15fdd7da
diff --git a/core/store/dist/src/main/java/org/onosproject/store/device/impl/GossipDeviceStore.java b/core/store/dist/src/main/java/org/onosproject/store/device/impl/GossipDeviceStore.java
index 03bfc55..67066fd 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/device/impl/GossipDeviceStore.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/device/impl/GossipDeviceStore.java
@@ -318,7 +318,7 @@
                     ? deviceClockService.getTimestamp(deviceId)
                     : removalRequest.getOrDefault(deviceId, DEFAULT_TIMESTAMP);
         } catch (IllegalStateException e) {
-            newTimestamp = removalRequest.getOrDefault(deviceDescription, DEFAULT_TIMESTAMP);
+            newTimestamp = removalRequest.getOrDefault(deviceId, DEFAULT_TIMESTAMP);
             isMaster = false;
         }
         final Timestamped<DeviceDescription> deltaDesc = new Timestamped<>(deviceDescription, newTimestamp);