diff --git a/module/branch/control.php b/module/branch/control.php
index d5c800e012..d97b39b1f4 100644
--- a/module/branch/control.php
+++ b/module/branch/control.php
@@ -307,7 +307,7 @@ class branch extends control
      *
      * @param  int    $productID
      * @access public
-     * @return void
+     * @return object
      */
     public function mergeBranch($productID)
     {
@@ -324,8 +324,8 @@ class branch extends control
 
         $this->loadModel('action')->create('branch', $targetBranch, 'MergedBranch', '', implode(',', $mergedBranches));
 
-        if(dao::isError()) $this->send(array('message' => dao::getError(), 'result' => 'fail'));
+        if(dao::isError()) return $this->send(array('message' => dao::getError(), 'result' => 'fail'));
 
-        $this->send(array('message' => $this->lang->saveSuccess, 'result' => 'success'));
+        return $this->send(array('message' => $this->lang->saveSuccess, 'result' => 'success'));
     }
 }
diff --git a/module/branch/model.php b/module/branch/model.php
index 61f86fd977..8bd6cc7c45 100644
--- a/module/branch/model.php
+++ b/module/branch/model.php
@@ -164,12 +164,11 @@ class branchModel extends model
      */
     public function create($productID, $withMerge = false)
     {
-        $removedFields = $withMerge ? 'createBranch,mergedBranchIDList,targetBranch' : '';
         $branch = fixer::input('post')
             ->add('product', $productID)
             ->add('createdDate', helper::today())
             ->add('status', 'active')
-            ->remove($removedFields)
+            ->removeIF($withMerge, 'createBranch,mergedBranchIDList,targetBranch')
             ->get();
 
         $lastOrder = (int)$this->dao->select('`order`')->from(TABLE_BRANCH)->where('product')->eq($productID)->orderBy('order_desc')->limit(1)->fetch('order');