Re: [PATCH net v3 1/7] net/sched: act_gate: zero-initialize netlink dump struct

From: Eric Dumazet

Date: Wed Jan 21 2026 - 09:02:51 EST


On Wed, Jan 21, 2026 at 2:20 PM Paul Moses <p@xxxxxxx> wrote:
>
> Zero-initialize the dump struct before selective assignment to avoid
> leaking stack padding in netlink replies. This matches other actions
> (e.g. act_connmark) that zero-init their dump structs.
>
> Fixes: a51c328df310 ("net: qos: introduce a gate control flow action")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Paul Moses <p@xxxxxxx>
> ---

I do not see a bug to fix, current code is fine.

act_connmark problem was that "struct tc_connmark" had a 16bit hole.

No such issue for struct tc_gate.