Convert ppc4xx adma driver to use new node pointer location
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Acked-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
                                     struct ppc440spe_adma_chan *chan,
                                     int *initcode)
 {
+       struct of_device *ofdev;
        struct device_node *np;
        int ret;
 
-       np = container_of(adev->dev, struct of_device, dev)->node;
+       ofdev = container_of(adev->dev, struct of_device, dev);
+       np = ofdev->dev.of_node;
        if (adev->id != PPC440SPE_XOR_ID) {
                adev->err_irq = irq_of_parse_and_map(np, 1);
                if (adev->err_irq == NO_IRQ) {