GPencil: More cleanups missing in previous commit

source/blender/draw/intern/draw_cache_impl_gpencil.c

@@ -542,7 +542,6 @@ static void gpencil_sbuffer_stroke_ensure(bGPdata *gpd, bool do_stroke, bool do_
 
     /* Get origin to reproject points. */
     float origin[3];
-    bGPDlayer *gpl = BKE_gpencil_layer_active_get(gpd);
     ToolSettings *ts = scene->toolsettings;
     ED_gpencil_drawing_reference_get(scene, ob, ts->gpencil_v3d_align, origin);
 

source/blender/editors/gpencil/gpencil_select.c

@@ -919,7 +919,6 @@ static bool gp_stroke_do_circle_sel(bGPdata *UNUSED(gpd),
       if (((!ELEM(V2D_IS_CLIPPED, x0, y0)) && BLI_rcti_isect_pt(rect, x0, y0)) ||
           ((!ELEM(V2D_IS_CLIPPED, x1, y1)) && BLI_rcti_isect_pt(rect, x1, y1))) {
         float mval[2] = {(float)mx, (float)my};
-        float mvalo[2] = {(float)mx, (float)my}; /* dummy - this isn't used... */
 
         /* check if point segment of stroke had anything to do with
          * eraser region  (either within stroke painted, or on its lines)