Hi Chao,

I love your patch! Yet something to improve:

[auto build test ERROR on f2fs/dev-test]
[cannot apply to v5.4-rc5 next-20191031]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Chao-Yu/f2fs-clean-up-check-condition-for-writting-beyond-EOF/20191102-212408
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev-test
config: sparc64-allmodconfig (attached as .config)
compiler: sparc64-linux-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=sparc64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   fs/f2fs/super.c: In function 'destroy_device_list':
>> fs/f2fs/super.c:1055:17: error: 'struct f2fs_dev_info' has no member named 'blkz_type'; did you mean 'blkz_seq'?
      kfree(FDEV(i).blkz_type);
                    ^~~~~~~~~
                    blkz_seq

vim +1055 fs/f2fs/super.c

  1047	
  1048	static void destroy_device_list(struct f2fs_sb_info *sbi)
  1049	{
  1050		int i;
  1051	
  1052		for (i = 0; i < sbi->s_ndevs; i++) {
  1053			blkdev_put(FDEV(i).bdev, FMODE_EXCL);
  1054	#ifdef CONFIG_BLK_DEV_ZONED
> 1055			kfree(FDEV(i).blkz_type);
  1056	#endif
  1057		}
  1058		kfree(sbi->devs);
  1059	}
  1060	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation