Re: [PATCH net-next v7 1/5] net: rnpgbe: Add build support for rnpgbe
From: Yibo Dong
Date: Fri Aug 22 2025 - 01:24:52 EST
On Fri, Aug 22, 2025 at 04:32:06AM +0000, Parthiban.Veerasooran@xxxxxxxxxxxxx wrote:
> > +
> > +/**
> > + * rnpgbe_probe - Device initialization routine
> > + * @pdev: PCI device information struct
> > + * @id: entry in rnpgbe_pci_tbl
> > + *
> > + * rnpgbe_probe initializes a PF adapter identified by a pci_dev
> > + * structure.
> > + *
> > + * @return: 0 on success, negative on failure
> > + **/
> > +static int rnpgbe_probe(struct pci_dev *pdev, const struct pci_device_id *id)
> > +{
> > + int err;
> > +
> > + err = pci_enable_device_mem(pdev);
> > + if (err)
> > + return err;
> > +
> > + err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(56));
> > + if (err) {
> > + dev_err(&pdev->dev,
> > + "No usable DMA configuration, aborting %d\n", err);
> > + goto err_dma;
> > + }
> > +
> > + err = pci_request_mem_regions(pdev, rnpgbe_driver_name);
> > + if (err) {
> > + dev_err(&pdev->dev,
> > + "pci_request_selected_regions failed 0x%x\n", err);
> > + goto err_dma;
> > + }
> > +
> > + pci_set_master(pdev);
> > + pci_save_state(pdev);
> Don't you need to check the return value of this?
>
> Best regards,
> Parthiban V
Ok, I will add the check.
Thanks for your feedback.