tiny fix

kernel/src/BasicRenderer.cpp

@@ -62,6 +62,8 @@ uint32_t BasicRenderer::GetPixel(uint32_t x, uint32_t y){
 }
 
 void BasicRenderer::ClearMouseCursor(uint8_t* mouseCursor, Point position) {
+	if (!MouseDrawn) return;
+
 	int xMax = 16;
 	int yMax = 19;
 	int diffX = targetFramebuffer->Width - position.x;
@@ -102,6 +104,8 @@ void BasicRenderer::DrawOverlayMouseCursor(uint8_t* mouseCursor, Point position,
 			}
 		}
 	}
+
+	MouseDrawn = true;
 }
 
 void BasicRenderer::Clear() {

kernel/src/BasicRenderer.h

@@ -23,6 +23,7 @@ class BasicRenderer {
 		void Clear();
 		void Next();
 		void DrawOverlayMouseCursor(uint8_t* mouseCursor, Point position, uint32_t colour);
+		bool MouseDrawn;
 };
 
 extern BasicRenderer* GlobalRenderer;