[PATCH v2] net/af_packet: add option to ignore outgoing packets

[Stephen Hemminger]

On Mon,  5 Oct 2026 01:28:09 +0100
Frank Dressler <frank at dressler.pro> wrote:

>  
> +		if (ignore_outgoing) {
> +#if defined(PACKET_IGNORE_OUTGOING)
> +			rc = setsockopt(qsockfd, SOL_PACKET, PACKET_IGNORE_OUTGOING,
> +					&ignore_outgoing, sizeof(ignore_outgoing));
> +			if (rc == -1) {
> +				PMD_LOG_ERRNO(ERR,
> +					"%s: could not set PACKET_IGNORE_OUTGOING on AF_PACKET socket for %s",
> +					name, pair->value);
> +				goto error;
> +			}
> +#endif
> +		}
> +

Since PACKET_IGNORE_OUTGOING has been in kernel uapi since 4.19 the #ifdef here is not needed.