Hello:
This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@xxxxxxxxxxxxx>:
On Mon, 10 Jul 2023 19:41:50 -0700 you wrote:
> realloc() and reallocarray() can either return NULL or a special
> non-NULL pointer, if their size argument is zero. This requires a bit
> more care to handle NULL-as-valid-result situation differently from
> NULL-as-error case. This has caused real issues before ([0]), and just
> recently bit again in production when performing bpf_program__attach_usdt().
>
> This patch fixes 4 places that do or potentially could suffer from this
> mishandling of NULL, including the reported USDT-related one.
>
> [...]
Here is the summary with links:
- [bpf-next] libbpf: fix realloc API handling in zero-sized edge cases
https://git.kernel.org/bpf/bpf-next/c/8a0260dbf655
You are awesome, thank you!
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