selftests/bpf: add another struct_ops callback use case test

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Add a test which tests the case that was just fixed. Kernel has full
type information about callback, but user explicitly nulls out the
reference to declaratively set BPF program reference.

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/r/20240507001335.1445325-4-andrii@kernel.org
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>

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Andrii Nakryiko 2024-05-06 17:13:31 -07:00 • committed by Martin KaFai Lau

parent e18e2e70db

commit 9d66d60e96

2 changed files with 49 additions and 0 deletions

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27

tools/testing/selftests/bpf/prog_tests/test_struct_ops_module.c

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22

tools/testing/selftests/bpf/progs/struct_ops_nulled_out_cb.c

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