| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */ |
| #include <bpf/bpf_tracing.h> |
| #include "../bpf_testmod/bpf_testmod.h" |
| char _license[] SEC("license") = "GPL"; |
| /* This is a test BPF program that uses struct_ops to access an argument |
| * that may be NULL. This is a test for the verifier to ensure that it can |
| * rip PTR_MAYBE_NULL correctly. |
| SEC("struct_ops/test_maybe_null") |
| int BPF_PROG(test_maybe_null, int dummy, |
| struct task_struct *task) |
| struct bpf_testmod_ops testmod_1 = { |
| .test_maybe_null = (void *)test_maybe_null, |