diff options
| author | Dag-Erling Smørgrav <des@FreeBSD.org> | 2026-06-23 15:20:26 +0000 |
|---|---|---|
| committer | Dag-Erling Smørgrav <des@FreeBSD.org> | 2026-06-23 15:20:38 +0000 |
| commit | 86950cf9ffe89b7978fca019019692b3ea492044 (patch) | |
| tree | 6697bfccc4f7b69b66ac7eca794c35004847c9ce /tests | |
| parent | 141bb8579882f9d1f7e95351573e30f10689f4bf (diff) | |
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/sys/kern/aslr.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/tests/sys/kern/aslr.c b/tests/sys/kern/aslr.c index 7d5282fc7cf3..966ea5c3b83a 100644 --- a/tests/sys/kern/aslr.c +++ b/tests/sys/kern/aslr.c @@ -29,23 +29,21 @@ static pid_t spawn_ping(const atf_tc_t *tc) { + char line[64]; const char *user; struct passwd *passwd; pid_t child; - int arg, error, ctl[2]; - char dummy; + int arg, error, io[2]; user = atf_tc_get_config_var(tc, "unprivileged_user"); passwd = getpwnam(user); ATF_REQUIRE(passwd != NULL); - ATF_REQUIRE(pipe2(ctl, O_CLOEXEC) == 0); + ATF_REQUIRE(pipe2(io, O_CLOEXEC) == 0); child = fork(); ATF_REQUIRE(child >= 0); if (child == 0) { - if (close(ctl[0]) != 0 || - close(STDOUT_FILENO) != 0 || - open("/dev/null", O_WRONLY | O_APPEND) != STDOUT_FILENO || + if (dup2(io[1], STDOUT_FILENO) != STDOUT_FILENO || seteuid(passwd->pw_uid) != 0) _exit(1); @@ -54,12 +52,12 @@ spawn_ping(const atf_tc_t *tc) if (error != 0) _exit(2); - execl("/sbin/ping", "ping", "127.0.0.1", NULL); + execl("/sbin/ping", "ping", "-q", "127.0.0.1", NULL); _exit(127); } - ATF_REQUIRE(close(ctl[1]) == 0); - ATF_REQUIRE(read(ctl[0], &dummy, 1) == 0); - ATF_REQUIRE(close(ctl[0]) == 0); + ATF_REQUIRE(close(io[1]) == 0); + ATF_REQUIRE(read(io[0], line, sizeof(line)) > 0); + ATF_REQUIRE(close(io[0]) == 0); return (child); } |