Re: [iovisor-dev] [PATCH net 0/2] bpf: fix verifier min/max handling in BPF_SUB

[Nadav Amit]

Edward Cree via iovisor-dev <iovisor-dev@xxxxxxxxxxxxxxxxx> wrote:

> I managed to come up with a test for the swapped bounds in BPF_SUB, so here
> it is along with a patch that fixes it, separated out from my 'rewrite
> everything' series so it can go to -stable.
> 
> Edward Cree (2):
>  selftests/bpf: subtraction bounds test
>  bpf/verifier: fix min/max handling in BPF_SUB
> 
> kernel/bpf/verifier.c                       | 21 +++++++++++++++------
> tools/testing/selftests/bpf/test_verifier.c | 28 ++++++++++++++++++++++++++++
> 2 files changed, 43 insertions(+), 6 deletions(-)
> 
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Thanks for separating it.

Nadav