1 files changed, 2 insertions, 2 deletions
diff --git a/base/util/src/netscape/security/util/DerInputBuffer.java b/base/util/src/netscape/security/util/DerInputBuffer.java
index 429bf4d6a..e1cdcf6fb 100644
--- a/base/util/src/netscape/security/util/DerInputBuffer.java
+++ b/base/util/src/netscape/security/util/DerInputBuffer.java
@@ -52,10 +52,10 @@ class DerInputBuffer extends ByteArrayInputStream implements Cloneable {
         }
     }
 
-    byte[] toByteArray() {
+    byte[] toByteArray() throws IOException {
         int len = available();
         if (len <= 0)
-            return null;
+            throw new IOException("No Buffer Space Available.");
         byte[] retval = new byte[len];
 
         System.arraycopy(buf, pos, retval, 0, len);