diff options
Diffstat (limited to 'util-linux/setpriv.c')
| -rw-r--r-- | util-linux/setpriv.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/util-linux/setpriv.c b/util-linux/setpriv.c index 686ad45d5..d15e0d84e 100644 --- a/util-linux/setpriv.c +++ b/util-linux/setpriv.c @@ -51,6 +51,12 @@ #define PR_SET_NO_NEW_PRIVS 38 #endif +enum { + OPTBIT_NNP, + + OPT_NNP = (1 << OPTBIT_NNP), +}; + int setpriv_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int setpriv_main(int argc UNUSED_PARAM, char **argv) { @@ -60,15 +66,17 @@ int setpriv_main(int argc UNUSED_PARAM, char **argv) ; int opts; - opt_complementary = "-1"; applet_long_options = setpriv_longopts; opts = getopt32(argv, "+"); - if (opts) { + argv += optind; + + if (opts & OPT_NNP) { if (prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0)) bb_simple_perror_msg_and_die("prctl: NO_NEW_PRIVS"); } - argv += optind; + if (!argv[0]) + bb_show_usage(); BB_EXECVP_or_die(argv); } |