[vfs:ovl-candidate 9/20] fs/overlayfs/file.c:20:23: error: 'sb' undeclared; did you mean 'tsb'?

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git ovl-candidate
head:   c50c5708e327bcb7feba617f4d9d9a9392950134
commit: c56190faa27f4efe2a4b246e67be207c120cfe07 [9/20] ovl: stack file ops
config: sparc64-allyesconfig (attached as .config)
compiler: sparc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout c56190faa27f4efe2a4b246e67be207c120cfe07
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=sparc64 

All errors (new ones prefixed by >>):

   fs/overlayfs/file.c: In function 'ovl_open_realfile':
>> fs/overlayfs/file.c:20:23: error: 'sb' undeclared (first use in this function); did you mean 'tsb'?
     struct ovl_fs *ofs = sb->s_fs_info;
                          ^~
                          tsb
   fs/overlayfs/file.c:20:23: note: each undeclared identifier is reported only once for each function it appears in

vim +20 fs/overlayfs/file.c

    13	
    14	static struct file *ovl_open_realfile(const struct file *file)
    15	{
    16		struct inode *inode = file_inode(file);
    17		struct inode *upperinode = ovl_inode_upper(inode);
    18		struct inode *realinode = upperinode ?: ovl_inode_lower(inode);
    19		struct file *realfile;
  > 20		struct ovl_fs *ofs = sb->s_fs_info;
    21	
    22		realfile = open_with_fake_path(&file->f_path, file->f_flags | O_NOATIME,
    23				     realinode, ofs->creator_cred);
    24	
    25		pr_debug("open(%p[%pD2/%c], 0%o) -> (%p, 0%o)\n",
    26			 file, file, upperinode ? 'u' : 'l', file->f_flags,
    27			 realfile, IS_ERR(realfile) ? 0 : realfile->f_flags);
    28	
    29		return realfile;
    30	}
    31	

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

Attachment: .config.gz
Description: application/gzip


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