[PATCH v2] xdp: Sample xdp program implementing ip forward

Stephen Hemminger stephen at networkplumber.org
Tue Oct 10 10:21:22 PDT 2017


On Tue, 10 Oct 2017 12:58:52 +0530
Christina Jacob <christina.jacob.koikara at gmail.com> wrote:

> +		bzero(&route, sizeof(route));
> +		bzero(dsts, sizeof(dsts));
> +		bzero(dsts_len, sizeof(dsts_len));
> +		bzero(gws, sizeof(gws));
> +		bzero(ifs, sizeof(ifs));
> +		bzero(&route, sizeof(route));

This is all unnecessary.
It looks like you write OpenBSD security code.
Only a security person would zero stack variables before return
and only BSD people use bzero(), Linux style is to use memset.



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