390 	int ret;  in bpf_obj_do_pin()  local
398 	ret = security_path_mknod(&path, dentry, mode, 0);  in bpf_obj_do_pin()
399 	if (ret)  in bpf_obj_do_pin()
404 		ret = -EPERM;  in bpf_obj_do_pin()
410 		ret = vfs_mkobj(dentry, mode, bpf_mkprog, raw);  in bpf_obj_do_pin()
413 		ret = vfs_mkobj(dentry, mode, bpf_mkmap, raw);  in bpf_obj_do_pin()
416 		ret = -EPERM;  in bpf_obj_do_pin()
420 	return ret;  in bpf_obj_do_pin()
428 	int ret;  in bpf_obj_pin_user()  local
436 		ret = PTR_ERR(raw);  in bpf_obj_pin_user()
440 	ret = bpf_obj_do_pin(pname, raw, type);  in bpf_obj_pin_user()
441 	if (ret != 0)  in bpf_obj_pin_user()
445 	return ret;  in bpf_obj_pin_user()
454 	int ret;  in bpf_obj_do_get()  local
456 	ret = kern_path(pathname->name, LOOKUP_FOLLOW, &path);  in bpf_obj_do_get()
457 	if (ret)  in bpf_obj_do_get()
458 		return ERR_PTR(ret);  in bpf_obj_do_get()
461 	ret = inode_permission(inode, ACC_MODE(flags));  in bpf_obj_do_get()
462 	if (ret)  in bpf_obj_do_get()
465 	ret = bpf_inode_type(inode, type);  in bpf_obj_do_get()
466 	if (ret)  in bpf_obj_do_get()
477 	return ERR_PTR(ret);  in bpf_obj_do_get()
484 	int ret = -ENOENT;  in bpf_obj_get_user()  local
498 		ret = PTR_ERR(raw);  in bpf_obj_get_user()
503 		ret = bpf_prog_new_fd(raw);  in bpf_obj_get_user()
505 		ret = bpf_map_new_fd(raw, f_flags);  in bpf_obj_get_user()
509 	if (ret < 0)  in bpf_obj_get_user()
513 	return ret;  in bpf_obj_get_user()
519 	int ret = inode_permission(inode, MAY_READ);  in __get_prog_inode()  local
520 	if (ret)  in __get_prog_inode()
521 		return ERR_PTR(ret);  in __get_prog_inode()
530 	ret = security_bpf_prog(prog);  in __get_prog_inode()
531 	if (ret < 0)  in __get_prog_inode()
532 		return ERR_PTR(ret);  in __get_prog_inode()
544 	int ret = kern_path(name, LOOKUP_FOLLOW, &path);  in bpf_prog_get_type_path()  local
545 	if (ret)  in bpf_prog_get_type_path()
546 		return ERR_PTR(ret);  in bpf_prog_get_type_path()
631 	int ret;  in bpf_fill_super()  local
633 	ret = simple_fill_super(sb, BPF_FS_MAGIC, bpf_rfiles);  in bpf_fill_super()
634 	if (ret)  in bpf_fill_super()
635 		return ret;  in bpf_fill_super()
691 	int ret;  in bpf_init()  local
693 	ret = sysfs_create_mount_point(fs_kobj, "bpf");  in bpf_init()
694 	if (ret)  in bpf_init()
695 		return ret;  in bpf_init()
697 	ret = register_filesystem(&bpf_fs_type);  in bpf_init()
698 	if (ret)  in bpf_init()
701 	return ret;  in bpf_init()