- case SETNAME: {
- char nodename[__NEW_UTS_LEN + 1];
-
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
-
- name = (char __user *) arg1;
-
- len = strncpy_from_user(nodename, name, __NEW_UTS_LEN);
- if (len < 0)
- return -EFAULT;
-
- down_write(&uts_sem);
- strncpy(system_utsname.nodename, nodename, len);
- nodename[__NEW_UTS_LEN] = '\0';
- strlcpy(system_utsname.nodename, nodename,
- sizeof(system_utsname.nodename));
- up_write(&uts_sem);
- return 0;
- }
-