From: Jakub Kicinski <kuba@kernel.org>
To: Zijing Yin <yzjaurora@gmail.com>
Cc: bridge@lists.linux.dev, razor@blackwall.org, idosch@nvidia.com,
davem@davemloft.net, edumazet@google.com, pabeni@redhat.com,
horms@kernel.org
Subject: Re: [PATCH net] bridge: guard local VLAN-0 FDB helpers against NULL vlan group
Date: Wed, 1 Apr 2026 19:01:25 -0700 [thread overview]
Message-ID: <20260401190125.70d3cf83@kernel.org> (raw)
In-Reply-To: <20260401154824.2905980-1-yzjaurora@gmail.com>
On Wed, 1 Apr 2026 08:48:24 -0700 Zijing Yin wrote:
> When CONFIG_BRIDGE_VLAN_FILTERING is not set, br_vlan_group() and
> nbp_vlan_group() return NULL (br_private.h stub definitions). The
> BR_BOOLOPT_FDB_LOCAL_VLAN_0 toggle code is compiled unconditionally and
> reaches br_fdb_delete_locals_per_vlan_port() and
> br_fdb_insert_locals_per_vlan_port(), where the NULL vlan group pointer
> is dereferenced via list_for_each_entry(v, &vg->vlan_list, vlist).
I think you'll need to repost this once more and CC netdev.
I don't think bridge has its own tree.
next prev parent reply other threads:[~2026-04-02 2:01 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-01 15:48 [PATCH net] bridge: guard local VLAN-0 FDB helpers against NULL vlan group Zijing Yin
2026-04-02 2:01 ` Jakub Kicinski [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-04-02 14:01 Zijing Yin
2026-04-03 9:56 ` Ido Schimmel
2026-04-03 14:59 ` Nikolay Aleksandrov
2026-04-03 22:00 ` patchwork-bot+netdevbpf
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