Fix division by zero when calculating the refresh rate

Gbp-Pq: Name 0001-Fix-division-by-zero-when-calculating-the-refresh-ra.patch

diff --git a/gdk/x11/gdkscreen-x11.c b/gdk/x11/gdkscreen-x11.c
index 450872d99df56b791b7e27efae7a3c4411948941..acc1b1a44ce4e227ed7f14b2ceacdff76f3d18f0 100644 (file)
--- a/gdk/x11/gdkscreen-x11.c
+++ b/gdk/x11/gdkscreen-x11.c
@@ -636,7 +636,8 @@ init_randr13 (GdkScreen *screen, gboolean *changed)
               XRRModeInfo *xmode = &resources->modes[j];
               if (xmode->id == crtc->mode)
                 {
-                  refresh_rate = (1000 * xmode->dotClock) / (xmode->hTotal *xmode->vTotal);
+                  if (xmode->hTotal && xmode->vTotal)
+                    refresh_rate = (1000 * xmode->dotClock) / (xmode->hTotal *xmode->vTotal);
                   break;
                 }
             }