[DataControl] Fix for addChangeListener

[Verification] Code compiles without error. TCT passrate 100%

Change-Id: I6ad313b82498f1517d65f53d3cf5bdba600fe521
Signed-off-by: Lukasz Bardeli <l.bardeli@samsung.com>

diff --git a/src/datacontrol/datacontrol_api.js b/src/datacontrol/datacontrol_api.js
index 24a78c6e71400cc972a5b0445b4c5f49c8ef2a69..5de955ec6ebd2b23b57633976c960f85876d105b 100755 (executable)
--- a/src/datacontrol/datacontrol_api.js
+++ b/src/datacontrol/datacontrol_api.js
@@ -105,10 +105,11 @@ var DataControlListenersManager = (function() {
           dataId: dataId,
           type: type
         }, callback);
-      result = native_.getResultObject(result);
+
       if (native_.isFailure(result)) {
         throw native_.getErrorObject(result);
       } else {
+        result = native_.getResultObject(result);
         _realWatchId = converter_.toLong(result.watchId, true);
       }
       if (type_.isEmptyObject(this._SQLDataControlCbMap) &&