diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 2b878dccc88..d7831d6e5ed 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -360,6 +360,9 @@ Release 2.7.0 - UNRELEASED
     HADOOP-11350. The size of header buffer of HttpServer is too small when
     HTTPS is enabled. (Benoy Antony via wheat9)
 
+    HADOOP-10542 Potential null pointer dereference in Jets3tFileSystemStore
+    retrieveBlock(). (Ted Yu via stevel)	
+
 Release 2.6.0 - 2014-11-18
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3/Jets3tFileSystemStore.java b/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3/Jets3tFileSystemStore.java
index 7f07bbbe377..901f89bacc3 100644
--- a/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3/Jets3tFileSystemStore.java
+++ b/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3/Jets3tFileSystemStore.java
@@ -167,7 +167,7 @@ private InputStream get(String key, boolean checkMetadata)
       return object.getDataInputStream();
     } catch (S3ServiceException e) {
       if ("NoSuchKey".equals(e.getS3ErrorCode())) {
-        return null;
+        throw new IOException(key + " doesn't exist");
       }
       if (e.getCause() instanceof IOException) {
         throw (IOException) e.getCause();