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drm/nouveau: fix off-by-one

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2011-06-23 15:47:32 +10:00
parent 6d13e9c188
commit 9a11dd6587
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/nouveau/nouveau_object.c
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@ -125,7 +125,7 @@ nouveau_gpuobj_mthd_call2(struct drm_device *dev, int chid,
int ret = -EINVAL;
spin_lock_irqsave(&dev_priv->channels.lock, flags);
if (chid > 0 && chid < dev_priv->engine.fifo.channels)
if (chid >= 0 && chid < dev_priv->engine.fifo.channels)
chan = dev_priv->channels.ptr[chid];
if (chan)
ret = nouveau_gpuobj_mthd_call(chan, class, mthd, data);