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Diffstat (limited to 'util-linux/setpriv.c')
-rw-r--r--util-linux/setpriv.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/util-linux/setpriv.c b/util-linux/setpriv.c
index 686ad45..d15e0d8 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);
}