selftests/bpf: Test allowing NULL buffer in dynptr slice

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bpf_dynptr_slice(_rw) no longer requires a buffer for verification. If the
buffer is needed, but not present, the function will return NULL.

Signed-off-by: Daniel Rosenberg <drosen@google.com>
Link: https://lore.kernel.org/r/20230506013134.2492210-3-drosen@google.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Daniel Rosenberg 2023-05-05 18:31:31 -07:00 • committed by Alexei Starovoitov

parent 3bda08b636

commit 1ce33b6c84

2 changed files with 18 additions and 0 deletions

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

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17

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

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