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SubjectRe: [PATCH] staging:pci-mt7621: Use PTR_ERR_OR_ZERO to replace the open code
On 2018/8/13 19:26, Sergio Paracuellos wrote:
> On Mon, Aug 13, 2018 at 12:54 PM, zhong jiang <zhongjiang@huawei.com> wrote:
>> PTR_ERR_OR_ZERO has implemented the if(IS_ERR(...)) + PTR_ERR, So
>> just replace them rather than duplicating its implement.
>>
>> Signed-off-by: zhong jiang <zhongjiang@huawei.com>
>> ---
>> drivers/staging/mt7621-pci/pci-mt7621.c | 4 +---
>> 1 file changed, 1 insertion(+), 3 deletions(-)
>>
>> diff --git a/drivers/staging/mt7621-pci/pci-mt7621.c b/drivers/staging/mt7621-pci/pci-mt7621.c
>> index a49e279..9a8ff1d 100644
>> --- a/drivers/staging/mt7621-pci/pci-mt7621.c
>> +++ b/drivers/staging/mt7621-pci/pci-mt7621.c
>> @@ -403,10 +403,8 @@ static int mt7621_pcie_parse_dt(struct mt7621_pcie *pcie)
>> }
>>
>> pcie->base = devm_ioremap_resource(dev, &regs);
>> - if (IS_ERR(pcie->base))
>> - return PTR_ERR(pcie->base);
>>
>> - return 0;
>> + return PTR_ERR_OR_ZERO(pcie->base);
>> }
> Hi Zhong,
>
> Thanks for this. This driver is in the middle of cleanup and this
> function is not doing all the DT parse
> yet, so this patch looks good but after applying this series (if they
> work and are good enough to be applied)
> has no sense.
>
> See: http://driverdev.linuxdriverproject.org/pipermail/driverdev-devel/2018-August/124890.html
>
> Best regards,
> Sergio Paracuellos
Thank you for let me know that.

Sincerely,
zhong jiang
>> static int mt7621_pcie_request_resources(struct mt7621_pcie *pcie,
>> --
>> 1.7.12.4
>>
> .
>


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