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catch DIV by 0 for 0 dimension from modeline

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BUG :313996
FIXED-IN: 4.10
This commit is contained in:
Thomas Lübking 2013-01-27 21:23:57 +01:00
parent fb356a8bef
commit 22f5769e74
1 changed files with 2 additions and 1 deletions
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3
options.cpp
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@ -72,7 +72,8 @@ int currentRefreshRate()
dotclock *= 2;
if (modeline.flags & 0x0020) // V_DBLSCAN
vtotal *= 2;
rate = 1000*dotclock/(modeline.htotal*vtotal); // WTF was wikipedia 1998 when I nedded it?
if (modeline.htotal*vtotal) // BUG 313996
rate = 1000*dotclock/(modeline.htotal*vtotal); // WTF was wikipedia 1998 when I nedded it?
kDebug(1212) << "Vertical Refresh Rate (as detected by XF86VM): " << rate << "Hz";
}
}