misc: sgi-gru: fix use-after-free error in gru_set_context_option, gru_fault and gru_handle_user_call_os https://lore.kernel.org/all/20221006152643.1694235-1-zyytlz.wz@163.com/ CREATE(Triage):(User=admin) CVE-2022-3424 (https://nvd.nist.gov/vuln/detail/CVE-2022-3424)