On Mon, Feb 10, 2014 at 04:30:49PM +0200, Mika Kuoppala wrote:
> From: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
>
> + request = i915_gem_find_active_request(ring);
> + if (request) {
> + /* We need to copy these to an anonymous buffer as the simplest
> + * method to avoid being overwritten by userspace.
> + */
> + return i915_error_object_create(dev_priv, request->batch_obj, request->ctx->vm);
This needs to protect against ctx == NULL, e.g.
request->ctx ? request->ctx->vm : &dev_priv->gtt.base)
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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