[Nouveau] [PATCH] drm/nouveau: fix crash with noaccel=1

[Ortwin Glück]

I am confirming that it fixes the problem.

Thanks!

Ortwin

On 11.11.2012 20:00, Marcin Slusarz wrote:
>
> Reported-by: Ortwin Glück <odi at odi.ch>
> Signed-off-by: Marcin Slusarz <marcin.slusarz at gmail.com>
> ---
>   drivers/gpu/drm/nouveau/nouveau_abi16.c | 4 ++++
>   1 file changed, 4 insertions(+)
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c
> index cc79c79..cbf1fc6 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_abi16.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c
> @@ -241,6 +241,10 @@ nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS)
>
>   	if (unlikely(!abi16))
>   		return -ENOMEM;
> +
> +	if (!drm->channel)
> +		return nouveau_abi16_put(abi16, -ENODEV);
> +
>   	client = nv_client(abi16->client);
>
>   	if (init->fb_ctxdma_handle == ~0 || init->tt_ctxdma_handle == ~0)
>