Re: [PATCH net v2 1/1] net/sched: fix a qdisc modification with ambiguous command request

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net.git (main)
by David S. Miller <davem@xxxxxxxxxxxxx>:

On Tue, 22 Aug 2023 06:12:31 -0400 you wrote:
> When replacing an existing root qdisc, with one that is of the same kind, the
> request boils down to essentially a parameterization change  i.e not one that
> requires allocation and grafting of a new qdisc. syzbot was able to create a
> scenario which resulted in a taprio qdisc replacing an existing taprio qdisc
> with a combination of NLM_F_CREATE, NLM_F_REPLACE and NLM_F_EXCL leading to
> create and graft scenario.
> The fix ensures that only when the qdisc kinds are different that we should
> allow a create and graft, otherwise it goes into the "change" codepath.
> 
> [...]

Here is the summary with links:
  - [net,v2,1/1] net/sched: fix a qdisc modification with ambiguous command request
    https://git.kernel.org/netdev/net/c/da71714e359b

You are awesome, thank you!
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