Hello:
This patch was applied to bpf/bpf-next.git (refs/heads/master):
On Wed, 23 Jun 2021 22:37:54 +0100 you wrote:
> The syscall bpf(BPF_PROG_QUERY, &attr) should the prog_cnt field to see
> how many entries user space provided and return ENOSPC if there are
> more programs than that. Before this patch, this is not checked and
> ENOSPC is never returned.
>
> Note that one lirc device is limited to 64 bpf programs, and user space
> I'm aware of -- ir-keytable -- always gives enough space for 64 entries
> already. However, we should not copy program ids than are requested.
>
> [...]
Here is the summary with links:
- media: bpf: do not copy more entries than user space requested
https://git.kernel.org/bpf/bpf-next/c/647d446d66e4
You are awesome, thank you!
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