Re: [PATCH 10/15] platform/x86/amd/pmf: Add capability to sideload of policy binary

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

Hi Shyam,

kernel test robot noticed the following build warnings:

[auto build test WARNING on hid/for-next]
[also build test WARNING on linus/master v6.6-rc3 next-20230921]
[cannot apply to drm-misc/drm-misc-next]
[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/Shyam-Sundar-S-K/platform-x86-amd-pmf-Add-PMF-TEE-interface/20230923-015418
base:   https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next
patch link:    https://lore.kernel.org/r/20230922175056.244940-11-Shyam-sundar.S-k%40amd.com
patch subject: [PATCH 10/15] platform/x86/amd/pmf: Add capability to sideload of policy binary
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20230925/202309251031.awDDkRgS-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230925/202309251031.awDDkRgS-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/202309251031.awDDkRgS-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/platform/x86/amd/pmf/tee-if.c:305:5: warning: no previous prototype for 'amd_pmf_open_pb' [-Wmissing-prototypes]
     305 | int amd_pmf_open_pb(struct amd_pmf_dev *dev, struct dentry *debugfs_root)
         |     ^~~~~~~~~~~~~~~


vim +/amd_pmf_open_pb +305 drivers/platform/x86/amd/pmf/tee-if.c

   304	
 > 305	int amd_pmf_open_pb(struct amd_pmf_dev *dev, struct dentry *debugfs_root)
   306	{
   307		struct dentry *file = NULL;
   308	
   309		dev->esbin = debugfs_create_dir("pb", debugfs_root);
   310		if (IS_ERR(dev->esbin))
   311			return -EINVAL;
   312	
   313		file = debugfs_create_file("update_policy", 0644, dev->esbin, dev, &pb_fops);
   314		if (!file)
   315			return -EINVAL;
   316	
   317		return 0;
   318	}
   319	#endif
   320	

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