Re: [PATCH v6 3/6] w1: ds2438: fixed a coding style issue

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Hi Luiz,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.12-rc6 next-20210408]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Luiz-Sampaio/w1-ds2438-fixed-a-coding-style-issue/20210409-121608
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 17e7124aad766b3f158943acb51467f86220afe9
config: arm-randconfig-r032-20210409 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/3ca70e59a342a9c6fd7db0bc937bbd0c80da9711
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Luiz-Sampaio/w1-ds2438-fixed-a-coding-style-issue/20210409-121608
        git checkout 3ca70e59a342a9c6fd7db0bc937bbd0c80da9711
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/w1/slaves/w1_ds2438.c:391:43: error: macro "BIN_ATTR_RW" passed 4 arguments, but takes just 2
     391 | static BIN_ATTR_RW(iad, 0664, iad_write, 0);
         |                                           ^
   In file included from include/linux/kobject.h:20,
                    from include/linux/module.h:20,
                    from drivers/w1/slaves/w1_ds2438.c:9:
   include/linux/sysfs.h:229: note: macro "BIN_ATTR_RW" defined here
     229 | #define BIN_ATTR_RW(_name, _size)     \
         | 
>> drivers/w1/slaves/w1_ds2438.c:391:8: error: type defaults to 'int' in declaration of 'BIN_ATTR_RW' [-Werror=implicit-int]
     391 | static BIN_ATTR_RW(iad, 0664, iad_write, 0);
         |        ^~~~~~~~~~~
   drivers/w1/slaves/w1_ds2438.c:398:3: error: 'bin_attr_iad' undeclared here (not in a function); did you mean 'bin_attr_vad'?
     398 |  &bin_attr_iad,
         |   ^~~~~~~~~~~~
         |   bin_attr_vad
   drivers/w1/slaves/w1_ds2438.c:391:8: warning: 'BIN_ATTR_RW' defined but not used [-Wunused-variable]
     391 | static BIN_ATTR_RW(iad, 0664, iad_write, 0);
         |        ^~~~~~~~~~~
   drivers/w1/slaves/w1_ds2438.c:277:16: warning: 'iad_read' defined but not used [-Wunused-function]
     277 | static ssize_t iad_read(struct file *filp, struct kobject *kobj,
         |                ^~~~~~~~
   drivers/w1/slaves/w1_ds2438.c:255:16: warning: 'iad_write' defined but not used [-Wunused-function]
     255 | static ssize_t iad_write(struct file *filp, struct kobject *kobj,
         |                ^~~~~~~~~
   cc1: some warnings being treated as errors

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for ADI_AXI_ADC
   Depends on IIO && HAS_IOMEM && OF
   Selected by
   - AD9467 && IIO && SPI


vim +/BIN_ATTR_RW +391 drivers/w1/slaves/w1_ds2438.c

   390	
 > 391	static BIN_ATTR_RW(iad, 0664, iad_write, 0);
   392	static BIN_ATTR_RO(page0, DS2438_PAGE_SIZE);
   393	static BIN_ATTR_RO(temperature, 0/* real length varies */);
   394	static BIN_ATTR_RO(vad, 0/* real length varies */);
   395	static BIN_ATTR_RO(vdd, 0/* real length varies */);
   396	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip


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