--- a/gfx/2d/ssse3-scaler.c
+++ b/gfx/2d/ssse3-scaler.c
@@ -546,15 +546,16 @@ void ssse3_scale_data(uint32_t *src, int
     iter.x = x;
     iter.y = y;
     iter.width = width;
     iter.height = src_height;
     iter.buffer = dest;
     iter.data = NULL;
 
     ssse3_bilinear_cover_iter_init(&iter);
-    for (int iy = 0; iy < height; iy++) {
-        ssse3_fetch_bilinear_cover(&iter, NULL);
-        iter.buffer += dest_stride;
+    if (iter.data) {
+        for (int iy = 0; iy < height; iy++) {
+            ssse3_fetch_bilinear_cover(&iter, NULL);
+            iter.buffer += dest_stride;
+        }
+        ssse3_bilinear_cover_iter_fini(&iter);
     }
-    ssse3_bilinear_cover_iter_fini(&iter);
-
 }