diff mbox series

[4/7] tools/nolibc: add test for __stack_chk_guard initialization

Message ID 20230521-nolibc-automatic-stack-protector-v1-4-dad6c80c51c1@weissschuh.net (mailing list archive)
State Accepted
Commit 8525092104ca97d5131fe594081dc176bcce34b5
Headers show
Series tools/nolibc: autodetect stackprotector availability from compiler | expand

Commit Message

Thomas Weißschuh May 21, 2023, 9:36 a.m. UTC 
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
---
 tools/testing/selftests/nolibc/nolibc-test.c | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c
index d8b59c8f6c03..995dc39a177e 100644
--- a/tools/testing/selftests/nolibc/nolibc-test.c
+++ b/tools/testing/selftests/nolibc/nolibc-test.c
@@ -808,6 +808,14 @@  static int run_protection(int min, int max)
 	return 0;
 #endif
 
+#if defined(NOLIBC_STACKPROTECTOR)
+	if (!__stack_chk_guard) {
+		llen += printf("__stack_chk_guard not initialized");
+		pad_spc(llen, 64, "[FAIL]\n");
+		return 1;
+	}
+#endif
+
 	pid = -1;
 	pid = fork();