On Tue, Sep 15, 2015 at 01:27:42PM -0700, David Miller wrote:
> From: kbuild test robot <fengguang...@intel.com>
> Date: Wed, 16 Sep 2015 03:57:11 +0800
>
> > All error/warnings (new ones prefixed by >>):
> >
> > In file included from drivers/usb/gadget/function/u_ether.h:20,
> > from drivers/usb/gadget/legacy/cdc2.c:16:
> > include/linux/usb/cdc.h:47: warning: 'struct usb_interface' declared
> > inside parameter list
> > include/linux/usb/cdc.h:47: warning: its scope is only this definition
> > or declaration, which is probably not what you want
> > In file included from drivers/usb/gadget/function/u_serial.h:16,
> > from drivers/usb/gadget/legacy/cdc2.c:17:
> >>> include/linux/usb/cdc.h:23: error: redefinition of 'struct
> >>> usb_cdc_parsed_header'
> > include/linux/usb/cdc.h:47: warning: 'struct usb_interface' declared
> > inside parameter list
> >>> include/linux/usb/cdc.h:47: error: conflicting types for
> >>> 'cdc_parse_cdc_header'
> > include/linux/usb/cdc.h:47: error: previous declaration of
> > 'cdc_parse_cdc_header' was here
>
> This may be a side effect of the initial warning, does this reproduce with
> that fixed? Please show me what the warning looks like in that case.
Dave, net-next/master commit ad1e7b97b3 ("cdc: Fix build warning.")
still has errors.
The problem is, the header file <linux/usb/cdc.h> is included twice.
recent_errors
├── arm-arm5
│ ├── include-linux-usb-cdc.h:error:conflicting-types-for-cdc_parse_cdc_header
│ └──
include-linux-usb-cdc.h:error:redefinition-of-struct-usb_cdc_parsed_header
├── arm-arm67
│ ├── include-linux-usb-cdc.h:error:conflicting-types-for-cdc_parse_cdc_header
│ └──
include-linux-usb-cdc.h:error:redefinition-of-struct-usb_cdc_parsed_header
├── arm-mmp
│ ├── include-linux-usb-cdc.h:error:conflicting-types-for-cdc_parse_cdc_header
│ └──
include-linux-usb-cdc.h:error:redefinition-of-struct-usb_cdc_parsed_header
├── arm-omap2plus_defconfig
│ ├── include-linux-usb-cdc.h:error:conflicting-types-for-cdc_parse_cdc_header
│ └──
include-linux-usb-cdc.h:error:redefinition-of-struct-usb_cdc_parsed_header
├── avr32-atngw100_defconfig
│ └──
include-linux-usb-cdc.h:error:redefinition-of-struct-usb_cdc_parsed_header
├── avr32-atstk1006_defconfig
│ └──
include-linux-usb-cdc.h:error:redefinition-of-struct-usb_cdc_parsed_header
└── i386-allmodconfig
├── include-linux-usb-cdc.h:error:conflicting-types-for-cdc_parse_cdc_header
└──
include-linux-usb-cdc.h:error:redefinition-of-struct-usb_cdc_parsed_header
The error messages are now:
In file included from drivers/usb/gadget/function/u_ether.h:20:0,
from drivers/usb/gadget/function/f_ncm.c:26:
include/linux/usb/cdc.h:23:8: error: redefinition of 'struct
usb_cdc_parsed_header'
struct usb_cdc_parsed_header {
^
In file included from drivers/usb/gadget/function/f_ncm.c:24:0:
include/linux/usb/cdc.h:23:8: note: originally defined here
struct usb_cdc_parsed_header {
^
In file included from drivers/usb/gadget/function/u_ether.h:20:0,
from drivers/usb/gadget/function/f_ncm.c:26:
include/linux/usb/cdc.h:44:5: error: conflicting types for
'cdc_parse_cdc_header'
int cdc_parse_cdc_header(struct usb_cdc_parsed_header *hdr,
^
In file included from drivers/usb/gadget/function/f_ncm.c:24:0:
include/linux/usb/cdc.h:44:5: note: previous declaration of
'cdc_parse_cdc_header' was here
int cdc_parse_cdc_header(struct usb_cdc_parsed_header *hdr,
^
Thanks,
Fengguang
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