drm: i915: Fix 'sequence has passed' condition in i915_vblank_swap().
Signed-off-by: Dave Airlie <airlied@linux.ie>
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@ -439,7 +439,7 @@ int i915_vblank_swap(DRM_IOCTL_ARGS)
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swap.sequence += curseq;
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break;
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case _DRM_VBLANK_ABSOLUTE:
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if ((curseq - swap.sequence) > (1<<23)) {
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if ((curseq - swap.sequence) <= (1<<23)) {
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spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags);
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DRM_DEBUG("Missed target sequence\n");
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return DRM_ERR(EINVAL);
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