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SubjectRe: [PATCH] video: ep93xx-fb: add missing include of linux/module.h
On 22/08/11 10:06, Axel Lin wrote:
> 2011/8/22 Ryan Mallon<rmallon@gmail.com>:
>> On 22/08/11 09:41, Ryan Mallon wrote:
>>> On 22/08/11 00:39, Axel Lin wrote:
>>>> ep93xx-fb.c uses interfaces from linux/module.h,
>>>> so it should include that file. This patch fixes below build errors.
>>> What actually changed to make these files broken? Did some other header
>>> previously include module.h for us? How many other drivers are broken?
>>>
>>> Anyway, the change is okay.
>>>
>>> Acked-by: Ryan Mallon<rmallon@gmail.com>
>> Actually, having a second look at this it does not look right.
>>
>> drivers/video/ep93xx-fb.c includes linux/platform.h (as its first include),
>> which includes linux/driver.h, which includes linux/module.h.
>>
>> Just tested on Linus' latest tree and both this driver and the ep93xx
>> backlight driver build fine. What kernel version are you using?
>>
>> ~Ryan
> hi Ryan,
>
> The patch is against linux-next tree.
> I got build error for ep93xx-fb.c and ep93xx_bl.c on linux-next tree.
> ( next-20110819 )

Ok, I see now. The change which caused the breakage is fdb697c:
"include: replace linux/module.h with "struct module" wherever
possible". How many other drivers got broken now that device.h does not
include module.h?

~Ryan


>>>> CC drivers/video/ep93xx-fb.o
>>>> drivers/video/ep93xx-fb.c:120: error: expected ')' before 'int'
>>>> drivers/video/ep93xx-fb.c:122: error: expected ')' before string constant
>>>> drivers/video/ep93xx-fb.c:409: error: 'THIS_MODULE' undeclared here (not
>>>> in a function)
>>>> drivers/video/ep93xx-fb.c:645: error: expected declaration specifiers or
>>>> '...' before string constant
>>>> drivers/video/ep93xx-fb.c:645: warning: data definition has no type or
>>>> storage class
>>>> drivers/video/ep93xx-fb.c:645: warning: type defaults to 'int' in
>>>> declaration of 'MODULE_DESCRIPTION'
>>>> drivers/video/ep93xx-fb.c:645: warning: function declaration isn't a
>>>> prototype
>>>> drivers/video/ep93xx-fb.c:646: error: expected declaration specifiers or
>>>> '...' before string constant
>>>> drivers/video/ep93xx-fb.c:646: warning: data definition has no type or
>>>> storage class
>>>> drivers/video/ep93xx-fb.c:646: warning: type defaults to 'int' in
>>>> declaration of 'MODULE_ALIAS'
>>>> drivers/video/ep93xx-fb.c:646: warning: function declaration isn't a
>>>> prototype
>>>> drivers/video/ep93xx-fb.c:647: error: expected declaration specifiers or
>>>> '...' before string constant
>>>> drivers/video/ep93xx-fb.c:647: warning: data definition has no type or
>>>> storage class
>>>> drivers/video/ep93xx-fb.c:647: warning: type defaults to 'int' in
>>>> declaration of 'MODULE_AUTHOR'
>>>> drivers/video/ep93xx-fb.c:647: warning: function declaration isn't a
>>>> prototype
>>>> drivers/video/ep93xx-fb.c:649: error: expected declaration specifiers or
>>>> '...' before string constant
>>>> drivers/video/ep93xx-fb.c:649: warning: data definition has no type or
>>>> storage class
>>>> drivers/video/ep93xx-fb.c:649: warning: type defaults to 'int' in
>>>> declaration of 'MODULE_LICENSE'
>>>> drivers/video/ep93xx-fb.c:649: warning: function declaration isn't a
>>>> prototype
>>>> make[2]: *** [drivers/video/ep93xx-fb.o] Error 1
>>>> make[1]: *** [drivers/video] Error 2
>>>> make: *** [drivers] Error 2
>>>>
>>>> Signed-off-by: Axel Lin<axel.lin@gmail.com>
>>>> ---
>>>> drivers/video/ep93xx-fb.c | 1 +
>>>> 1 files changed, 1 insertions(+), 0 deletions(-)
>>>>
>>>> diff --git a/drivers/video/ep93xx-fb.c b/drivers/video/ep93xx-fb.c
>>>> index 40e5f17..8133a9d 100644
>>>> --- a/drivers/video/ep93xx-fb.c
>>>> +++ b/drivers/video/ep93xx-fb.c
>>>> @@ -17,6 +17,7 @@
>>>> *
>>>> */
>>>>
>>>> +#include<linux/module.h>
>>>> #include<linux/platform_device.h>
>>>> #include<linux/dma-mapping.h>
>>>> #include<linux/slab.h>
>>



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