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

2000-06-23 16:49:46 +00:00 · 2000-06-23 16:49:46 +00:00 · 398d8b4e9b
parent 52b6bd95d3
commit 398d8b4e9b
1 changed files with 3 additions and 0 deletions
--- 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);
 }