File n_xorg-server-1.20.patch of Package xf86-video-mga
--- xf86-video-mga-1.6.5/src/mga_shadow.c.orig 2018-05-23 14:58:01.005972209 +0000
+++ xf86-video-mga-1.6.5/src/mga_shadow.c 2018-05-23 14:58:20.418029357 +0000
@@ -46,7 +46,7 @@ MGAShadowCreateScreenResources(ScreenPtr
pPixmap = pScreen->GetScreenPixmap(pScreen);
if (!shadowAdd(pScreen, pPixmap, pMga->Rotate ?
- shadowUpdateRotatePackedWeak() : shadowUpdatePackedWeak(),
+ shadowUpdateRotatePacked : shadowUpdatePacked,
MGAShadowWindowLinear, pMga->Rotate, NULL)) {
return FALSE;
}