On Wed, Jul 19, 2023 at 07:13:02AM +0000, 杜敏杰 wrote: > - dev_err(dev, "rx dma channel not available\n"); > - ret = PTR_ERR(dma->chan_rx); > - return ret; > + return dev_err_probe(dev, PTR_ERR(dma->chan_rx), > + "rx dma channel not available\n"); The indentation on the second line is messed up here, it's far too indented.
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