Re: [PATCH -next] phy: qcom-qmp: fix return value check in qcom_qmp_phy_create()

From: Kishon Vijay Abraham I
Date: Wed May 17 2017 - 06:55:12 EST




On Tuesday 25 April 2017 09:51 AM, Vivek Gautam wrote:
>
>
> On 04/25/2017 08:44 AM, Wei Yongjun wrote:
>> From: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
>>
>> In case of error, the function of_iomap() returns NULL pointer
>> not ERR_PTR(). The IS_ERR() test in the return value check should
>> be replaced with NULL test.
>>
>> Fixes: e78f3d15e115 ("phy: qcom-qmp: new qmp phy driver for qcom-chipsets")
>> Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
>
> Reviewed-by: Vivek Gautam <vivek.gautam@xxxxxxxxxxxxxx>

merged, thanks.

-Kishon
>
>> ---
>> drivers/phy/phy-qcom-qmp.c | 12 ++++++------
>> 1 file changed, 6 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/phy/phy-qcom-qmp.c b/drivers/phy/phy-qcom-qmp.c
>> index 727e23b..a25c29d 100644
>> --- a/drivers/phy/phy-qcom-qmp.c
>> +++ b/drivers/phy/phy-qcom-qmp.c
>> @@ -983,16 +983,16 @@ int qcom_qmp_phy_create(struct device *dev, struct
>> device_node *np, int id)
>> * Resources are indexed as: tx -> 0; rx -> 1; pcs -> 2.
>> */
>> qphy->tx = of_iomap(np, 0);
>> - if (IS_ERR(qphy->tx))
>> - return PTR_ERR(qphy->tx);
>> + if (!qphy->tx)
>> + return -ENOMEM;
>> qphy->rx = of_iomap(np, 1);
>> - if (IS_ERR(qphy->rx))
>> - return PTR_ERR(qphy->rx);
>> + if (!qphy->rx)
>> + return -ENOMEM;
>> qphy->pcs = of_iomap(np, 2);
>> - if (IS_ERR(qphy->pcs))
>> - return PTR_ERR(qphy->pcs);
>> + if (!qphy->pcs)
>> + return -ENOMEM;
>> /*
>> * Get PHY's Pipe clock, if any. USB3 and PCIe are PIPE3
>>
>