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Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/test_struct_ops_no_cfi.c')
-rw-r--r--tools/testing/selftests/bpf/prog_tests/test_struct_ops_no_cfi.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/test_struct_ops_no_cfi.c b/tools/testing/selftests/bpf/prog_tests/test_struct_ops_no_cfi.c
new file mode 100644
index 000000000000..106ea447965a
--- /dev/null
+++ b/tools/testing/selftests/bpf/prog_tests/test_struct_ops_no_cfi.c
@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */
+#include <test_progs.h>
+#include <testing_helpers.h>
+
+static void load_bpf_test_no_cfi(void)
+{
+ int fd;
+ int err;
+
+ fd = open("bpf_test_no_cfi.ko", O_RDONLY);
+ if (!ASSERT_GE(fd, 0, "open"))
+ return;
+
+ /* The module will try to register a struct_ops type without
+ * cfi_stubs and with cfi_stubs.
+ *
+ * The one without cfi_stub should fail. The module will be loaded
+ * successfully only if the result of the registration is as
+ * expected, or it fails.
+ */
+ err = finit_module(fd, "", 0);
+ close(fd);
+ if (!ASSERT_OK(err, "finit_module"))
+ return;
+
+ err = delete_module("bpf_test_no_cfi", 0);
+ ASSERT_OK(err, "delete_module");
+}
+
+void test_struct_ops_no_cfi(void)
+{
+ if (test__start_subtest("load_bpf_test_no_cfi"))
+ load_bpf_test_no_cfi();
+}