[PATCH bpf-next] selftests/bpf: skip module_fentry_shadow test when bpf_testmod is not available

[Artem Savkov <asavkov@xxxxxxxxxx>]

This test relies on bpf_testmod, so skip it if the module is not available.

Fixes: aa3d65de4b900 ("bpf/selftests: Test fentry attachment to shadowed functions")
Signed-off-by: Artem Savkov <asavkov@xxxxxxxxxx>
---
 .../testing/selftests/bpf/prog_tests/module_fentry_shadow.c  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/testing/selftests/bpf/prog_tests/module_fentry_shadow.c b/tools/testing/selftests/bpf/prog_tests/module_fentry_shadow.c
index c7636e18b1ebd..cdd55e5340dec 100644
--- a/tools/testing/selftests/bpf/prog_tests/module_fentry_shadow.c
+++ b/tools/testing/selftests/bpf/prog_tests/module_fentry_shadow.c
@@ -61,6 +61,11 @@ void test_module_fentry_shadow(void)
 	int link_fd[2] = {};
 	__s32 btf_id[2] = {};
 
+        if (!env.has_testmod) {
+                test__skip();
+                return;
+        }
+
 	LIBBPF_OPTS(bpf_prog_load_opts, load_opts,
 		.expected_attach_type = BPF_TRACE_FENTRY,
 	);
-- 
2.41.0