bpf: Add a possibly-zero-sized read test

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This patch adds a test for the condition that the previous patch mucked
with - illegal zero-sized helper memory access. As opposed to existing
tests, this new one uses a size whose lower bound is zero, as opposed to
a known-zero one.

Signed-off-by: Andrei Matei <andreimatei1@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20231221232225.568730-3-andreimatei1@gmail.com

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Andrei Matei 2023-12-21 18:22:25 -05:00 • committed by Andrii Nakryiko

parent 8a021e7fa1

commit 72187506de

1 changed files with 38 additions and 1 deletions

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

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