# Re: \[PATCH net v3 1/7\] net/sched: act\_gate: zero-initialize netlink dump struct

- From: Eric Dumazet \<hidden\>
- Date: 2026-01-21 13:25:33 
- List: netdev
- Page: https://ratatoskr.run/netdev/2026/01/3380044
- Thread: https://ratatoskr.run/netdev/2026/01/3380021/t.md

```text
On Wed, Jan 21, 2026 at 2:20 PM Paul Moses [ref] 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: <redacted>
> Signed-off-by: Paul Moses <redacted>
> ---

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.
```