Re: [PATCH v2 net-next] net: ethernet: ti: cpsw: Fix inconsistent IS_ERR and PTR_ERR in cpsw_probe()

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On 2019/4/30 0:30, Julia Lawall wrote:
> 
> 
> On Mon, 29 Apr 2019, YueHaibing wrote:
> 
>> Change the call to PTR_ERR to access the value just tested by IS_ERR.
> 
> I assume you didn't find the problem just looking through the code by
> hand.  If you used a tool, it would be really good to acknowledge the tool
> that was used.  The tools don't come for free, and you don't pay for them.
> The only payment that you can offer is to acknowledge that the tool was
> used, which helps justify that the tool is useful and what it is useful
> for.

Sorry, I forgot edit the commit log and add this info.

It was detected by Coccinelle, I will add this and resend.

> 
> julia
> 
>>
>> Fixes: 83a8471ba255 ("net: ethernet: ti: cpsw: refactor probe to group common hw initialization")
>> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
>> Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
>> ---
>> v2: add Fixes tag
>> ---
>>  drivers/net/ethernet/ti/cpsw.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
>> index c3cba46fac9d..e37680654a13 100644
>> --- a/drivers/net/ethernet/ti/cpsw.c
>> +++ b/drivers/net/ethernet/ti/cpsw.c
>> @@ -2381,7 +2381,7 @@ static int cpsw_probe(struct platform_device *pdev)
>>
>>  	clk = devm_clk_get(dev, "fck");
>>  	if (IS_ERR(clk)) {
>> -		ret = PTR_ERR(mode);
>> +		ret = PTR_ERR(clk);
>>  		dev_err(dev, "fck is not found %d\n", ret);
>>  		return ret;
>>  	}
>>
>>
>>
>>
> 
> .
> 




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