diff options
Diffstat (limited to 'samples/seccomp')
| -rw-r--r-- | samples/seccomp/dropper.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/samples/seccomp/dropper.c b/samples/seccomp/dropper.c index c69c347c7011..68325ca5e71c 100644 --- a/samples/seccomp/dropper.c +++ b/samples/seccomp/dropper.c @@ -11,7 +11,6 @@ * When run, returns the specified errno for the specified * system call number against the given architecture. * - * Run this one as root as PR_SET_NO_NEW_PRIVS is not called. */ #include <errno.h> @@ -42,8 +41,12 @@ static int install_filter(int nr, int arch, int error) .len = (unsigned short)(sizeof(filter)/sizeof(filter[0])), .filter = filter, }; + if (prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0)) { + perror("prctl(NO_NEW_PRIVS)"); + return 1; + } if (prctl(PR_SET_SECCOMP, 2, &prog)) { - perror("prctl"); + perror("prctl(PR_SET_SECCOMP)"); return 1; } return 0; |