Re: [PATCH net] octeontx2-pf: Fix potential use after free in otx2_tc_add_flow()

From: patchwork-bot+netdevbpf

Date: Thu Sep 25 2025 - 05:10:23 EST


Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:

On Tue, 23 Sep 2025 14:19:11 +0300 you wrote:
> This code calls kfree_rcu(new_node, rcu) and then dereferences "new_node"
> and then dereferences it on the next line. Two lines later, we take
> a mutex so I don't think this is an RCU safe region. Re-order it to do
> the dereferences before queuing up the free.
>
> Fixes: 68fbff68dbea ("octeontx2-pf: Add police action for TC flower")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>
> [...]

Here is the summary with links:
- [net] octeontx2-pf: Fix potential use after free in otx2_tc_add_flow()
https://git.kernel.org/netdev/net/c/d9c70e93ec59

You are awesome, thank you!
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