Ensure that source is not null before accessing it

Change-Id: Iccc85ecbf24612548b9827f0cdcb666cb59a6a6f
Signed-off-by: Pawel Andruszkiewicz <p.andruszkie@samsung.com>

diff --git a/Xamarin.Forms.Platform.Tizen/Native/Image.cs b/Xamarin.Forms.Platform.Tizen/Native/Image.cs
index 5b64c43..ceae4e5 100755 (executable)
--- a/Xamarin.Forms.Platform.Tizen/Native/Image.cs
+++ b/Xamarin.Forms.Platform.Tizen/Native/Image.cs
@@ -72,11 +72,10 @@ namespace Xamarin.Forms.Platform.Tizen.Native
                /// <param name="source">Image source specifying from where the image data has to be loaded.</param>
                public async Task<bool> LoadFromImageSourceAsync(ImageSource source)
                {
-                       IImageSourceHandler handler = Registrar.Registered.GetHandler<IImageSourceHandler>(source.GetType());
-
                        _imageLoadCompleted = false;
+                       IImageSourceHandler handler;
 
-                       if (source != null && handler != null)
+                       if (source != null && (handler = Registrar.Registered.GetHandler<IImageSourceHandler>(source.GetType())) != null)
                        {
                                _imageLoadCompleted = await handler.LoadImageAsync(this, source);
                        }