[android-common:android14-kiwi-6.1 166/166] fs/smb/client/cifsroot.c:83:12: warning: no previous prototype for function 'cifs_root_data'

[kernel test robot <lkp@intel.com>]

Hi Steve,

FYI, the error/warning still remains.

tree:   https://android.googlesource.com/kernel/common android14-kiwi-6.1
head:   2a9e8b82544e3c1e2678c2c07bef3d3706156ee4
commit: 29429a1f5871dbe54ee0da81bb12db8567f15379 [166/166] smb: move client and server files to common directory fs/smb
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20260702/202607021152.CulFVz6u-lkp@intel.com/config)
compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260702/202607021152.CulFVz6u-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202607021152.CulFVz6u-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from <built-in>:3:
   In file included from include/linux/compiler_types.h:94:
   include/linux/compiler-clang.h:24:9: warning: '__SANITIZE_ADDRESS__' macro redefined [-Wmacro-redefined]
      24 | #define __SANITIZE_ADDRESS__
         |         ^
   <built-in>:353:9: note: previous definition is here
     353 | #define __SANITIZE_ADDRESS__ 1
         |         ^
>> fs/smb/client/cifsroot.c:83:12: warning: no previous prototype for function 'cifs_root_data' [-Wmissing-prototypes]
      83 | int __init cifs_root_data(char **dev, char **opts)
         |            ^
   fs/smb/client/cifsroot.c:83:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
      83 | int __init cifs_root_data(char **dev, char **opts)
         | ^
         | static 
   2 warnings generated.


vim +/cifs_root_data +83 fs/smb/client/cifsroot.c

8eecd1c2e5bc73d fs/cifs/cifsroot.c Paulo Alcantara (SUSE  2019-07-16  82) 
8eecd1c2e5bc73d fs/cifs/cifsroot.c Paulo Alcantara (SUSE  2019-07-16 @83) int __init cifs_root_data(char **dev, char **opts)

:::::: The code at line 83 was first introduced by commit
:::::: 8eecd1c2e5bc73d33f3a544751305679dbf88eb4 cifs: Add support for root file systems

:::::: TO: Paulo Alcantara (SUSE) <paulo@paulo.ac>
:::::: CC: Steve French <stfrench@microsoft.com>

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