adc->dma_chan = dma_request_chan(dev, "rx");
if (IS_ERR(adc->dma_chan)) {
ret = PTR_ERR(adc->dma_chan);
- if (ret != -ENODEV) {
- if (ret != -EPROBE_DEFER)
- dev_err(dev,
- "DMA channel request failed with %d\n",
- ret);
- return ret;
- }
+ if (ret != -ENODEV)
+ return dev_err_probe(dev, ret,
+ "DMA channel request failed with\n");
/* DMA is optional: fall back to IRQ mode */
adc->dma_chan = NULL;