fs: fix options.end of fs.ReadStream()

Fixes: nodejs#18116
MoonBall · Jan 12, 2018 · 036b29b · 036b29b
1 parent e8c491a
commit 036b29b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/fs.js b/lib/fs.js
@@ -2236,7 +2236,8 @@ function ReadStream(path, options) {
   this.flags = options.flags === undefined ? 'r' : options.flags;
   this.mode = options.mode === undefined ? 0o666 : options.mode;
 
-  this.start = options.start;
+  this.start = (typeof this.fd !== 'number' && options.start === undefined) ?
+    0 : options.start;
   this.end = options.end;
   this.autoClose = options.autoClose === undefined ? true : options.autoClose;
   this.pos = undefined;