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dix: devices must have valuators before touch is initialized

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Peter Hutterer 2013-05-14 08:31:19 +10:00
parent 756ab88d93
commit 6589f3b55e
1 changed files with 1 additions and 0 deletions
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dix/devices.c
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@ -1647,6 +1647,7 @@ InitTouchClassDeviceStruct(DeviceIntPtr device, unsigned int max_touches,
BUG_RETURN_VAL(device == NULL, FALSE);
BUG_RETURN_VAL(device->touch != NULL, FALSE);
BUG_RETURN_VAL(device->valuator == NULL, FALSE);
/* Check the mode is valid, and at least X and Y axes. */
BUG_RETURN_VAL(mode != XIDirectTouch && mode != XIDependentTouch, FALSE);