Re: [PATCH 04/12] PCI: qcom: account for const type of of_device_id.data

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On Tue, Jan 02, 2018 at 02:28:00PM +0100, Julia Lawall wrote:
> This driver creates various const structures that it stores in the
> data field of an of_device_id array.
> 
> Adding const to the declaration of the location that receives the
> const value from the data field ensures that the compiler will
> continue to check that the value is not modified.  Furthermore, the
> const-discarding cast on the extraction from the data field is no
> longer needed.
> 
> Done using Coccinelle.
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>
> 
> ---
>  drivers/pci/dwc/pcie-qcom.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Hi Julia,

I am happy to take this patch through the PCI tree unless you see a
problem with that, please let me know.

Thanks,
Lorenzo

> diff -u -p a/drivers/pci/dwc/pcie-qcom.c b/drivers/pci/dwc/pcie-qcom.c
> --- a/drivers/pci/dwc/pcie-qcom.c
> +++ b/drivers/pci/dwc/pcie-qcom.c
> @@ -171,7 +171,7 @@ struct qcom_pcie {
>  	union qcom_pcie_resources res;
>  	struct phy *phy;
>  	struct gpio_desc *reset;
> -	struct qcom_pcie_ops *ops;
> +	const struct qcom_pcie_ops *ops;
>  };
>  
>  #define to_qcom_pcie(x)		dev_get_drvdata((x)->dev)
> @@ -1234,7 +1234,7 @@ static int qcom_pcie_probe(struct platfo
>  
>  	pcie->pci = pci;
>  
> -	pcie->ops = (struct qcom_pcie_ops *)of_device_get_match_data(dev);
> +	pcie->ops = of_device_get_match_data(dev);
>  
>  	pcie->reset = devm_gpiod_get_optional(dev, "perst", GPIOD_OUT_LOW);
>  	if (IS_ERR(pcie->reset))
> 



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