Re: [PATCH -next] PCI: cadence: simplify the return expression of cdns_pcie_host_init_address_translation()

From: Lorenzo Pieralisi
Date: Fri Oct 02 2020 - 07:54:38 EST


On Mon, Sep 21, 2020 at 09:10:53PM +0800, Qinglang Miao wrote:
> Simplify the return expression.
>
> Signed-off-by: Qinglang Miao <miaoqinglang@xxxxxxxxxx>
> ---
> drivers/pci/controller/cadence/pcie-cadence-host.c | 8 ++------
> 1 file changed, 2 insertions(+), 6 deletions(-)

Applied to pci/cadence, thanks.

Lorenzo

> diff --git a/drivers/pci/controller/cadence/pcie-cadence-host.c b/drivers/pci/controller/cadence/pcie-cadence-host.c
> index 4550e0d46..811c1cb2e 100644
> --- a/drivers/pci/controller/cadence/pcie-cadence-host.c
> +++ b/drivers/pci/controller/cadence/pcie-cadence-host.c
> @@ -337,7 +337,7 @@ static int cdns_pcie_host_init_address_translation(struct cdns_pcie_rc *rc)
> struct resource_entry *entry;
> u64 cpu_addr = cfg_res->start;
> u32 addr0, addr1, desc1;
> - int r, err, busnr = 0;
> + int r, busnr = 0;
>
> entry = resource_list_first_type(&bridge->windows, IORESOURCE_BUS);
> if (entry)
> @@ -383,11 +383,7 @@ static int cdns_pcie_host_init_address_translation(struct cdns_pcie_rc *rc)
> r++;
> }
>
> - err = cdns_pcie_host_map_dma_ranges(rc);
> - if (err)
> - return err;
> -
> - return 0;
> + return cdns_pcie_host_map_dma_ranges(rc);
> }
>
> static int cdns_pcie_host_init(struct device *dev,
> --
> 2.23.0
>