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* [PATCH net v3 1/2] net: ethernet: mtk_ppe: add RCU lock around dev_fill_forward_path
@ 2025-08-14  1:25 Qingfang Deng
  2025-08-19  9:40 ` patchwork-bot+netdevbpf
  0 siblings, 1 reply; 2+ messages in thread
From: Qingfang Deng @ 2025-08-14  1:25 UTC (permalink / raw)
  To: Felix Fietkau, Sean Wang, Lorenzo Bianconi, Andrew Lunn,
	David S. Miller, Eric Dumazet, Jakub Kicinski, Paolo Abeni,
	Matthias Brugger, AngeloGioacchino Del Regno, netdev,
	linux-kernel, linux-arm-kernel, linux-mediatek
  Cc: Kuniyuki Iwashima

Ensure ndo_fill_forward_path() is called with RCU lock held.

Fixes: 2830e314778d ("net: ethernet: mtk-ppe: fix traffic offload with bridged wlan")
Signed-off-by: Qingfang Deng <dqfext@gmail.com>
---
v3:
 Reorder the patch to be first.
v2:
 New patch
 drivers/net/ethernet/mediatek/mtk_ppe_offload.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
index c855fb799ce1..e9bd32741983 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
@@ -101,7 +101,9 @@ mtk_flow_get_wdma_info(struct net_device *dev, const u8 *addr, struct mtk_wdma_i
 	if (!IS_ENABLED(CONFIG_NET_MEDIATEK_SOC_WED))
 		return -1;
 
+	rcu_read_lock();
 	err = dev_fill_forward_path(dev, addr, &stack);
+	rcu_read_unlock();
 	if (err)
 		return err;
 
-- 
2.43.0



^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH net v3 1/2] net: ethernet: mtk_ppe: add RCU lock around dev_fill_forward_path
  2025-08-14  1:25 [PATCH net v3 1/2] net: ethernet: mtk_ppe: add RCU lock around dev_fill_forward_path Qingfang Deng
@ 2025-08-19  9:40 ` patchwork-bot+netdevbpf
  0 siblings, 0 replies; 2+ messages in thread
From: patchwork-bot+netdevbpf @ 2025-08-19  9:40 UTC (permalink / raw)
  To: Qingfang Deng
  Cc: nbd, sean.wang, lorenzo, andrew+netdev, davem, edumazet, kuba,
	pabeni, matthias.bgg, angelogioacchino.delregno, netdev,
	linux-kernel, linux-arm-kernel, linux-mediatek, kuniyu

Hello:

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

On Thu, 14 Aug 2025 09:25:57 +0800 you wrote:
> Ensure ndo_fill_forward_path() is called with RCU lock held.
> 
> Fixes: 2830e314778d ("net: ethernet: mtk-ppe: fix traffic offload with bridged wlan")
> Signed-off-by: Qingfang Deng <dqfext@gmail.com>
> ---
> v3:
>  Reorder the patch to be first.
> v2:
>  New patch
>  drivers/net/ethernet/mediatek/mtk_ppe_offload.c | 2 ++
>  1 file changed, 2 insertions(+)

Here is the summary with links:
  - [net,v3,1/2] net: ethernet: mtk_ppe: add RCU lock around dev_fill_forward_path
    https://git.kernel.org/netdev/net/c/62c30c544359
  - [net,v3,2/2] ppp: fix race conditions in ppp_fill_forward_path
    https://git.kernel.org/netdev/net/c/0417adf367a0

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html




^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2025-08-19 11:25 UTC | newest]

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2025-08-19  9:40 ` patchwork-bot+netdevbpf

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