Re: [PATCH] USB: core: fix missing include <linux/usb/of.h>

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On 15/06/16 03:43, Peter Chen wrote:
> On Tue, Jun 14, 2016 at 01:08:08PM +0200, Arnd Bergmann wrote:
>> On Wednesday, June 8, 2016 3:04:27 AM CEST kbuild test robot wrote:
>>>>> drivers/usb/core/of.c:32:21: error: redefinition of 'usb_of_get_child_node'
>>>     struct device_node *usb_of_get_child_node(struct device_node *parent,
>>>                         ^~~~~~~~~~~~~~~~~~~~~
>>>    In file included from drivers/usb/core/of.c:21:0:
>>>    include/linux/usb/of.h:36:35: note: previous definition of 'usb_of_get_child_node' was here
>>>     static inline struct device_node *usb_of_get_child_node
>>>                                       ^~~~~~~~~~~~~~~~~~~~~
>>>
>>> vim +/usb_of_get_child_node +32 drivers/usb/core/of.c
>>>
>>> 69bec725 Peter Chen 2016-02-19  26   * @portnum: the port number which device is connecting
>>> 69bec725 Peter Chen 2016-02-19  27   *
>>> 69bec725 Peter Chen 2016-02-19  28   * Find the node from device tree according to its port number.
>>> 69bec725 Peter Chen 2016-02-19  29   *
>>> 69bec725 Peter Chen 2016-02-19  30   * Return: On success, a pointer to the device node, %NULL on failure.
>>> 69bec725 Peter Chen 2016-02-19  31   */
>>> 69bec725 Peter Chen 2016-02-19 @32  struct device_node *usb_of_get_child_node(struct device_node *parent,
>>> 69bec725 Peter Chen 2016-02-19  33                                      int portnum)
>>> 69bec725 Peter Chen 2016-02-19  34  {
>>> 69bec725 Peter Chen 2016-02-19  35      struct device_node *node;
>>>
>>>
>>
>> I think what we want here is to make the compilation of of.o conditional on
>> CONFIG_OF, so we get only one of the two definitions.
>>
>> 	Arnd
> 
> Thanks, Arnd. It is the correct solution, I will send patch soon.

Aha, I didn't think of that. Thanks.


-- 
Ben Dooks				http://www.codethink.co.uk/
Senior Engineer				Codethink - Providing Genius
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