dix: Increase allocation size for core keyboard keymap to avoid buffer overrun when copying keymap from extension devices.
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@ -238,7 +238,7 @@ CoreKeyboardProc(DeviceIntPtr pDev, int what)
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keySyms.mapWidth = 4;
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keySyms.map = (KeySym *)xcalloc(sizeof(KeySym),
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(keySyms.maxKeyCode -
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keySyms.minKeyCode) *
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keySyms.minKeyCode + 1) *
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keySyms.mapWidth);
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if (!keySyms.map) {
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ErrorF("Couldn't allocate core keymap\n");
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