On 2017/2/10 15:45, Marty Plummer wrote:
> On Fri, Feb 10, 2017 at 01:41:18AM -0600, Marty Plummer wrote:
>> Greetings.
>>
>> I think I may have found a bug with the hix5hd2_gmac driver; unless I'm
>> missing something, it appears that somehow the net_device struct is not
>> being initialized properly in the hix5hd2_dev_probe function.
>>
>> Having set up my devicetree properly (I hope, still new to this), I first
>> recieved an error when inserting the module:
>> "(unnamed net_device) (uninitialized): No irq resource"
>> while I very clearly have the interrupts property defined within this node.
>>
I think the error "No irq resource" happened for some other reason, has no 
relation with
the info "(unnamed net_device) (uninitialized):".
You can add more debug info to find bug.

>> Removing the phy-handle node for testing purposes, I get a similar message:
>> "(unnamed net_device) (uninitialized): not find phy-handle"
>>
>> So, it seams to my (admittedly inexperienced) mind that the ndev pointer is
>> not being initialized properly, or that the error checking at line 1111
>> is not functioning properly either, for it to have gotten so far along
>> into the function, only to fail at the attempt to access the ndev pointer.
>>
Yes, I agree with you that the ndev has not been initialized completely,
because the function "register_netdev" has not been called yet.
It's better to use the "dev_err" to replace the "netdev_err".

>> If you require more information from me, please let me know.
>>
>> Marty
> 
> Sorry, forgot the subject. Still getting the hang of mutt.
> 
> 

    Regards,
    Dongpo

.

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