netdev - Re: [PATCH net] vxlan: check vxlan_vnigroup

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Message-ID: <Z6nfYhddH6itouGy@shredder>
Date: Mon, 10 Feb 2025 13:13:38 +0200
From: Ido Schimmel <idosch@...sch.org>
To: Eric Dumazet <edumazet@...gle.com>
Cc: "David S . Miller" <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org, Simon Horman <horms@...nel.org>,
	eric.dumazet@...il.com,
	syzbot+6a9624592218c2c5e7aa@...kaller.appspotmail.com,
	Roopa Prabhu <roopa@...dia.com>
Subject: Re: [PATCH net] vxlan: check vxlan_vnigroup_init() return value

On Mon, Feb 10, 2025 at 10:52:42AM +0000, Eric Dumazet wrote:
> vxlan_init() must check vxlan_vnigroup_init() success
> otherwise a crash happens later, spotted by syzbot.
> 

[...]

> 
> Fixes: f9c4bb0b245c ("vxlan: vni filtering support on collect metadata device")
> Reported-by: syzbot+6a9624592218c2c5e7aa@...kaller.appspotmail.com
> Closes: https://lore.kernel.org/netdev/67a9d9b4.050a0220.110943.002d.GAE@google.com/T/#u
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: Roopa Prabhu <roopa@...dia.com>

Reviewed-by: Ido Schimmel <idosch@...dia.com>

Thanks!