diff --git a/hw/xwin/winshadddnl.c b/hw/xwin/winshadddnl.c
index 6ad32eb68a..825c1e0813 100644
--- a/hw/xwin/winshadddnl.c
+++ b/hw/xwin/winshadddnl.c
@@ -658,7 +658,7 @@ winCloseScreenShadowDDNL(ScreenPtr pScreen)
 {
     winScreenPriv(pScreen);
     winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
-    Bool fReturn;
+    Bool fReturn = TRUE;
 
 #if CYGDEBUG
     winDebug("winCloseScreenShadowDDNL - Freeing screen resources\n");
diff --git a/hw/xwin/winshadgdi.c b/hw/xwin/winshadgdi.c
index 705cdfbd79..f8295be95e 100644
--- a/hw/xwin/winshadgdi.c
+++ b/hw/xwin/winshadgdi.c
@@ -576,7 +576,7 @@ winCloseScreenShadowGDI(ScreenPtr pScreen)
 {
     winScreenPriv(pScreen);
     winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
-    Bool fReturn;
+    Bool fReturn = TRUE;
 
 #if CYGDEBUG
     winDebug("winCloseScreenShadowGDI - Freeing screen resources\n");