core/org.openjdk.jmc.flightrecorder/src/main/java/org/openjdk/jmc/flightrecorder/util/ChunkReader.java

*** 197,212 ****
                          return new DataInputStream(new BufferedInputStream(is));
                  }
  
                  @Override
                  public boolean hasNext() {
                          if (streamState == StreamState.NEXT_CHUNK) {
!                                 return validateJFRMagic();
                          } else if (streamState == StreamState.JFR_CHECKED) {
!                                 return true;
                          }
!                         return false;
                  }
  
                  private boolean validateJFRMagic() {
                          try {
                                  if (IOToolkit.hasMagic(inputStream, JFR_MAGIC)) {
--- 197,216 ----
                          return new DataInputStream(new BufferedInputStream(is));
                  }
  
                  @Override
                  public boolean hasNext() {
+                         boolean hasNext = false;
                          if (streamState == StreamState.NEXT_CHUNK) {
!                                 hasNext = validateJFRMagic();
                          } else if (streamState == StreamState.JFR_CHECKED) {
!                                 hasNext = true;
                          }
!                         if (!hasNext) {
!                                 IOToolkit.closeSilently(inputStream);
!                         }
!                         return hasNext;
                  }
  
                  private boolean validateJFRMagic() {
                          try {
                                  if (IOToolkit.hasMagic(inputStream, JFR_MAGIC)) {