On Fri, 5 Apr 2019, Halil Pasic wrote:
> @@ -1593,20 +1609,29 @@ struct ccw_device * __init
> ccw_device_create_console(struct ccw_driver *drv)
> return ERR_CAST(sch);
>
> io_priv = kzalloc(sizeof(*io_priv), GFP_KERNEL | GFP_DMA);
> - if (!io_priv) {
> - put_device(&sch->dev);
> - return ERR_PTR(-ENOMEM);
> - }
> + if (!io_priv)
> + goto err_priv;
> + io_priv->dma_area = cio_dma_zalloc(sizeof(*io_priv->dma_area));
This is called very early - the dma pool is not yet initialized.
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