stream: remove useless if test in transform

PR-URL: nodejs#4617 Reviewed-By: Roman Reiss <me@silverwind.io> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Brian White <mscdex@mscdex.net>
MylesBorins · Feb 15, 2016 · d71f999 · d71f999
1 parent 909b516
commit d71f999
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/lib/_stream_transform.js b/lib/_stream_transform.js
@@ -75,8 +75,7 @@ function afterTransform(stream, er, data) {
   if (data !== null && data !== undefined)
     stream.push(data);
 
-  if (cb)
-    cb(er);
+  cb(er);
 
   var rs = stream._readableState;
   rs.reading = false;