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-rw-r--r--composite/compwindow.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/composite/compwindow.c b/composite/compwindow.c
index 9a6b2dae8..77bdfa23c 100644
--- a/composite/compwindow.c
+++ b/composite/compwindow.c
@@ -567,10 +567,11 @@ compCreateWindow(WindowPtr pWin)
if (pWin->parent && ret) {
CompSubwindowsPtr csw = GetCompSubwindows(pWin->parent);
CompClientWindowPtr ccw;
+ PixmapPtr parent_pixmap = (*pScreen->GetWindowPixmap)(pWin->parent);
+ PixmapPtr window_pixmap = (*pScreen->GetWindowPixmap)(pWin);
- (*pScreen->SetWindowPixmap) (pWin,
- (*pScreen->GetWindowPixmap) (pWin->
- parent));
+ if (window_pixmap != parent_pixmap)
+ (*pScreen->SetWindowPixmap) (pWin, parent_pixmap);
if (csw)
for (ccw = csw->clients; ccw; ccw = ccw->next)
compRedirectWindow(clients[CLIENT_ID(ccw->id)],