[PATCH bpf-next v2 0/4] Add some 'malloc' failure checks

From: kunwu . chan
Date: Fri May 10 2024 - 05:58:47 EST


From: Kunwu Chan <chentao@xxxxxxxxxx>

The "malloc" call may not be successful.Add the malloc
failure checking to avoid possible null dereference.

Changes since v1 [1]:
- As Daniel Borkmann suggested, change patch 4/4 only
- Other 3 patches no changes.

[1] https://lore.kernel.org/all/20240424020444.2375773-1-chentao@xxxxxxxxxx/

Kunwu Chan (4):
selftests/bpf: Add some null pointer checks
selftests/bpf/sockopt: Add a null pointer check for the run_test
selftests/bpf: Add a null pointer check for the load_btf_spec
selftests/bpf: Add a null pointer check for the
serial_test_tp_attach_query

tools/testing/selftests/bpf/prog_tests/sockopt.c | 6 ++++++
tools/testing/selftests/bpf/prog_tests/tp_attach_query.c | 3 +++
tools/testing/selftests/bpf/test_progs.c | 7 +++++++
tools/testing/selftests/bpf/test_verifier.c | 2 ++
4 files changed, 18 insertions(+)

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2.40.1