* src/sdf/ftsdfrend.c (ft_bsdf_render): Initialize variable.

Initialize the target bitmap so as to avoid crashes due
to uninitialized memory.

[GSoC]ChangeLog

@@ -1,3 +1,9 @@
+2020-08-3  Anuj Verma  <anujv@iitbhilai.ac.in>
+
+	* src/sdf/ftsdfrend.c (ft_bsdf_render): Initialize
+	  the target bitmap so as to avoid crashes due to
+	  uninitialized memory.
+
 2020-08-3  Anuj Verma  <anujv@iitbhilai.ac.in>
 
 	[sdf -> bsdf] Fixed memory leak.

src/sdf/ftsdfrend.c

@@ -421,7 +421,10 @@
     SDF_Raster_Params  params;
     SDF_Renderer       sdf_module = SDF_RENDERER( module );
 
-    
+
+    /* initialize the bitmap in case any error occurs */
+    FT_Bitmap_Init( &target );
+
     render = &sdf_module->root;
     memory = render->root.memory;