realpath: No sync cb() calling allowed.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/fs.js b/lib/fs.js
index 8bfc10cdd..076ddb50c 100644
--- a/lib/fs.js
+++ b/lib/fs.js
@@ -1070,7 +1070,7 @@ fs.realpath = function realpath(p, cache, cb) {
   p = pathModule.resolve(p);
 
   if (cache && Object.prototype.hasOwnProperty.call(cache, p)) {
-    return cb(null, cache[p]);
+    return process.nextTick(cb.bind(null, null, cache[p]));
   }
 
   var original = p,
@@ -1088,7 +1088,7 @@ fs.realpath = function realpath(p, cache, cb) {
 
   // walk down the path, swapping out linked pathparts for their real
   // values
-  LOOP();
+  return process.nextTick(LOOP);
   function LOOP() {
     // stop if scanned past end of path
     if (pos >= p.length) {