HADOOP-18387. Fix incorrect placeholder in hadoop-common (#4679). Contributed by fanshilun.

diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DelegationTokenRenewer.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DelegationTokenRenewer.java
index 6f6e304..7948555 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DelegationTokenRenewer.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DelegationTokenRenewer.java
@@ -256,9 +256,8 @@
       try {
         action.cancel();
       } catch (InterruptedException ie) {
-        LOG.error("Interrupted while canceling token for " + fs.getUri()
-            + "filesystem");
-        LOG.debug("Exception in removeRenewAction: {}", ie);
+        LOG.error("Interrupted while canceling token for {} filesystem.", fs.getUri());
+        LOG.debug("Exception in removeRenewAction.", ie);
       }
     }
   }
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/src/main/java/org/apache/hadoop/yarn/appcatalog/application/YarnServiceClient.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/src/main/java/org/apache/hadoop/yarn/appcatalog/application/YarnServiceClient.java
index 3a6c67d..79838a9 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/src/main/java/org/apache/hadoop/yarn/appcatalog/application/YarnServiceClient.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/src/main/java/org/apache/hadoop/yarn/appcatalog/application/YarnServiceClient.java
@@ -61,7 +61,7 @@
     try {
       asc = new ApiServiceClient(conf);
     } catch (Exception e) {
-      LOG.error("Error initialize YARN Service Client: {}", e);
+      LOG.error("Error initialize YARN Service Client.", e);
     }
   }