Re: [PATCH bpf v2] bpf: don't leak memory in bpf getsockopt when optlen == 0

[Martin KaFai Lau <kafai@xxxxxx>]

On Tue, Jan 12, 2021 at 08:28:29AM -0800, Stanislav Fomichev wrote:
> optlen == 0 indicates that the kernel should ignore BPF buffer
> and use the original one from the user. We, however, forget
> to free the temporary buffer that we've allocated for BPF.
Acked-by: Martin KaFai Lau <kafai@xxxxxx>