From ff56458d9dd854497f87bb11d963a67c5b615297 Mon Sep 17 00:00:00 2001
From: Mcallew <callewaert.mathieu@gmail.com>
Date: Tue, 30 Jun 2015 11:52:41 +0200
Subject: [PATCH] avoid to enter in conflict with jsonp mechanism

---
 Backbone.CrossDomain.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Backbone.CrossDomain.js b/Backbone.CrossDomain.js
index 9f3e8a7..8250e21 100644
--- a/Backbone.CrossDomain.js
+++ b/Backbone.CrossDomain.js
@@ -65,6 +65,11 @@
     // the original 'Backbone.sync' is still available in 'Backbone.vanillaSync'
     Backbone.sync = function(method, model, options) {
 
+        // avoid to enter in conflict with jsonp mechanism
+        if (options.dataType === 'jsonp') {
+            return Backbone.vanillaSync.apply(this, arguments);
+        }
+
         // See if we need to use the XDomainRequest object for IE. If the request is on the
         // same domain, we can fall back on the normal Backbone.ajax handling.
         var useXDomainRequest = false;