Re: [PATCH] ipv6: mcast: use rcu-safe version of ipv6_get_lladdr()

From: patchwork-bot+netdevbpf
Date: Mon Feb 14 2022 - 08:40:13 EST


Hello:

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

On Fri, 11 Feb 2022 17:30:42 +0000 you wrote:
> Some time ago 8965779d2c0e ("ipv6,mcast: always hold idev->lock before mca_lock")
> switched ipv6_get_lladdr() to __ipv6_get_lladdr(), which is rcu-unsafe
> version. That was OK, because idev->lock was held for these codepaths.
>
> In 88e2ca308094 ("mld: convert ifmcaddr6 to RCU") these external locks were
> removed, so we probably need to restore the original rcu-safe call.
>
> [...]

Here is the summary with links:
- ipv6: mcast: use rcu-safe version of ipv6_get_lladdr()
https://git.kernel.org/netdev/net/c/26394fc118d6

You are awesome, thank you!
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