gettimeofday() is not guaranteed by posix to handle a NULL value as first argument gracefully. On glibc for example it crashes. (When not going through the vdso) Link: https://lore.kernel.org/lkml/96f1134d-ce6e-4d82-ae00-1cd4038809c4@xxxxxxxx/ Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx> --- tools/testing/selftests/nolibc/nolibc-test.c | 1 - 1 file changed, 1 deletion(-) diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c index 7de46305f419..0fe615ebb086 100644 --- a/tools/testing/selftests/nolibc/nolibc-test.c +++ b/tools/testing/selftests/nolibc/nolibc-test.c @@ -583,7 +583,6 @@ int run_syscall(int min, int max) CASE_TEST(fork); EXPECT_SYSZR(1, test_fork()); break; CASE_TEST(getdents64_root); EXPECT_SYSNE(1, test_getdents64("/"), -1); break; CASE_TEST(getdents64_null); EXPECT_SYSER(1, test_getdents64("/dev/null"), -1, ENOTDIR); break; - CASE_TEST(gettimeofday_null); EXPECT_SYSZR(1, gettimeofday(NULL, NULL)); break; #ifdef NOLIBC CASE_TEST(gettimeofday_bad1); EXPECT_SYSER(1, gettimeofday((void *)1, NULL), -1, EFAULT); break; CASE_TEST(gettimeofday_bad2); EXPECT_SYSER(1, gettimeofday(NULL, (void *)1), -1, EFAULT); break; --- base-commit: 5b21219d67d3483144d10332709d0c04f733ab93 change-id: 20230530-nolibc-gettimeofday-6c72a10ba1a3 Best regards, -- Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
