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

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 <redacted>