[MERGE] forward port branch 12.0 up to a46138cb019

2 files changed, 12 insertions, 6 deletions

diff --git a/addons/web/static/src/js/views/basic/basic_controller.js b/addons/web/static/src/js/views/basic/basic_controller.js
index f26a9cbe737..07646c83273 100644
--- a/addons/web/static/src/js/views/basic/basic_controller.js
+++ b/addons/web/static/src/js/views/basic/basic_controller.js
@@ -188,12 +188,18 @@ var BasicController = AbstractController.extend(FieldManagerMixin, {
         // mutex-protected as commitChanges function of x2m has to be aware of
         // all final changes made to a row.
         var self = this;
-        this.savingDef = this.mutex.getUnlockedDef().then(function () {
-            return self.renderer.commitChanges(recordID || self.handle).then(function () {
+        var savingDef = $.Deferred();
+        this.savingDef = savingDef;
+
+        return this.mutex.getUnlockedDef()
+            .then(function () {
+                return self.renderer.commitChanges(recordID || self.handle);
+            })
+            .then(function () {
                 return self.mutex.exec(self._saveRecord.bind(self, recordID, options));
-            });
-        });
-        return this.savingDef;
+            })
+            .then(savingDef.resolve.bind(savingDef))
+            .fail(savingDef.resolve.bind(savingDef));
     },
     /**
      * @override
diff --git a/addons/web/static/src/js/views/basic/basic_model.js b/addons/web/static/src/js/views/basic/basic_model.js
index 646e883fb7e..e45bdc42121 100644
--- a/addons/web/static/src/js/views/basic/basic_model.js
+++ b/addons/web/static/src/js/views/basic/basic_model.js
@@ -2480,7 +2480,7 @@ var BasicModel = AbstractModel.extend({
             if (field.type === 'many2one' && !record.fieldsInfo[record.viewType][name].__no_fetch) {
                 var localId = (record._changes && record._changes[name]) || record.data[name];
                 var relatedRecord = self.localData[localId];
-                if (!relatedRecord) {
+                if (!relatedRecord || relatedRecord.data.display_name) {
                     return;
                 }
                 toBeFetched.push({