Restrict nTimeout to 0-32767, since it is a 16bit value in X.

398d8b4e · Marcus Meissner · Alexandre Julliard · 52b6bd95 · 398d8b4e
Commit 398d8b4e authored Jun 23, 2000 by Marcus Meissner Committed by Alexandre Julliard Jun 23, 2000
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x11drv_main.c dlls/x11drv/x11drv_main.c +3 -0

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--- a/dlls/x11drv/x11drv_main.c
+++ b/dlls/x11drv/x11drv_main.c
@@ -413,6 +413,9 @@ int X11DRV_GetScreenSaveTimeout(void)
 */
 void X11DRV_SetScreenSaveTimeout(int nTimeout)
 {
+    /* timeout is a 16bit entity (CARD16) in the protocol, so it should
+     * not get over 32767 or it will get negative. */
+    if (nTimeout>32767) nTimeout = 32767;
    TSXSetScreenSaver(display, nTimeout, 60, DefaultBlanking, DefaultExposures);
 }