Fix NPE in MappingSystem#removeMapping()

JIRA: LISPMAP-173

Change-Id: I61540332110869c1bacc670695b378c268298a76
Signed-off-by: Lorand Jakab <lojakab@cisco.com>

diff --git a/mappingservice/implementation/src/main/java/org/opendaylight/lispflowmapping/implementation/MappingSystem.java b/mappingservice/implementation/src/main/java/org/opendaylight/lispflowmapping/implementation/MappingSystem.java
index 5a75a814bbbeb83ec2d4c78921d19f2ae13e5293..ba2e125175d51b84c4ea2241aea571ea66ac0d77 100644 (file)
--- a/mappingservice/implementation/src/main/java/org/opendaylight/lispflowmapping/implementation/MappingSystem.java
+++ b/mappingservice/implementation/src/main/java/org/opendaylight/lispflowmapping/implementation/MappingSystem.java
@@ -502,7 +502,7 @@ public class MappingSystem implements IMappingSystem {
             LOG.debug("Removing mapping for EID {} from {}",
                     LispAddressStringifier.getString(key), origin);
         }
-        if (LOG.isTraceEnabled()) {
+        if (LOG.isTraceEnabled() && mapping != null) {
             LOG.trace(mapping.getString());
         }