On Fri, Jun 09, 2023 at 01:50:09PM +0300, Dan Carpenter wrote:
> The ioremap() function does not return error pointers, it returns NULL
> on error.
>
> Fixes: 7db424a84d96 ("PCI: endpoint: Add PCI Endpoint function driver for MHI bus")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Manivannan Sadhasivam <mani@xxxxxxxxxx>
- Mani
> ---
> drivers/pci/endpoint/functions/pci-epf-mhi.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pci/endpoint/functions/pci-epf-mhi.c b/drivers/pci/endpoint/functions/pci-epf-mhi.c
> index e7d64b9d12ff..b45db923306b 100644
> --- a/drivers/pci/endpoint/functions/pci-epf-mhi.c
> +++ b/drivers/pci/endpoint/functions/pci-epf-mhi.c
> @@ -354,8 +354,8 @@ static int pci_epf_mhi_bind(struct pci_epf *epf)
> epf_mhi->mmio_size = resource_size(res);
>
> epf_mhi->mmio = ioremap(epf_mhi->mmio_phys, epf_mhi->mmio_size);
> - if (IS_ERR(epf_mhi->mmio))
> - return PTR_ERR(epf_mhi->mmio);
> + if (!epf_mhi->mmio)
> + return -ENOMEM;
>
> ret = platform_get_irq_byname(pdev, "doorbell");
> if (ret < 0) {
> --
> 2.39.2
>
--
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