Re: [PATCH v2 10/13] LSM: Create new security_cred_getlsmblob LSM hook

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

Hi Casey,

kernel test robot noticed the following build errors:

[auto build test ERROR on pcmoore-audit/next]
[also build test ERROR on pcmoore-selinux/next zohar-integrity/next-integrity linus/master v6.11-rc5 next-20240830]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Casey-Schaufler/LSM-Add-the-lsmblob-data-structure/20240830-085050
base:   https://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit.git next
patch link:    https://lore.kernel.org/r/20240830003411.16818-11-casey%40schaufler-ca.com
patch subject: [PATCH v2 10/13] LSM: Create new security_cred_getlsmblob LSM hook
config: microblaze-allnoconfig (https://download.01.org/0day-ci/archive/20240830/202408302310.YKuNPXRT-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240830/202408302310.YKuNPXRT-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/202408302310.YKuNPXRT-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from include/net/scm.h:9,
                    from include/linux/netlink.h:9,
                    from lib/kobject_uevent.c:24:
   include/linux/security.h: In function 'security_cred_getlsmblob':
>> include/linux/security.h:1199:10: error: 'secid' undeclared (first use in this function)
    1199 |         *secid = 0;
         |          ^~~~~
   include/linux/security.h:1199:10: note: each undeclared identifier is reported only once for each function it appears in
--
   In file included from include/net/scm.h:9,
                    from include/linux/netlink.h:9,
                    from include/uapi/linux/neighbour.h:6,
                    from include/linux/netdevice.h:45,
                    from include/net/sock.h:46,
                    from include/linux/tcp.h:19,
                    from include/linux/ipv6.h:101,
                    from include/net/addrconf.h:61,
                    from lib/vsprintf.c:41:
   include/linux/security.h: In function 'security_cred_getlsmblob':
>> include/linux/security.h:1199:10: error: 'secid' undeclared (first use in this function)
    1199 |         *secid = 0;
         |          ^~~~~
   include/linux/security.h:1199:10: note: each undeclared identifier is reported only once for each function it appears in
   lib/vsprintf.c: In function 'va_format':
   lib/vsprintf.c:1683:9: warning: function 'va_format' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
    1683 |         buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);
         |         ^~~


vim +/secid +1199 include/linux/security.h

  1195	
  1196	static inline void security_cred_getlsmblob(const struct cred *c,
  1197						    struct lsmblob *blob)
  1198	{
> 1199		*secid = 0;
  1200	}
  1201	

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