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SubjectRe: [PATCH v2 2/6] Add a concept of a "secure" anonymous file
Hi Daniel,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on pcmoore-selinux/next]
[also build test ERROR on security/next-testing linux/master linus/master v5.6-rc1 next-20200214]
[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/Daniel-Colascione/Harden-userfaultfd/20200215-034039
base: https://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux.git next
config: i386-tinyconfig (attached as .config)
compiler: gcc-7 (Debian 7.5.0-4) 7.5.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

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

All errors (new ones prefixed by >>):

fs/anon_inodes.c: In function 'anon_inode_make_secure_inode':
>> fs/anon_inodes.c:67:10: error: implicit declaration of function 'security_inode_init_security_anon'; did you mean 'security_inode_init_security'? [-Werror=implicit-function-declaration]
error = security_inode_init_security_anon(inode, name, fops);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
security_inode_init_security
cc1: some warnings being treated as errors

vim +67 fs/anon_inodes.c

57
58 struct inode *anon_inode_make_secure_inode(const char *name,
59 const struct file_operations *fops)
60 {
61 struct inode *inode;
62 int error;
63 inode = alloc_anon_inode(anon_inode_mnt->mnt_sb);
64 if (IS_ERR(inode))
65 return ERR_PTR(PTR_ERR(inode));
66 inode->i_flags &= ~S_PRIVATE;
> 67 error = security_inode_init_security_anon(inode, name, fops);
68 if (error) {
69 iput(inode);
70 return ERR_PTR(error);
71 }
72 return inode;
73 }
74

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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