linux-kernel - Re: [PATCH net v2] vrf: Drop existing dst reference in vrf_ip6_input

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Message-ID: <aIIXQiu5i_ABjqA9@shredder>
Date: Thu, 24 Jul 2025 14:21:38 +0300
From: Ido Schimmel <idosch@...sch.org>
To: Stanislav Fomichev <sdf@...ichev.me>
Cc: netdev@...r.kernel.org, davem@...emloft.net, edumazet@...gle.com,
	kuba@...nel.org, pabeni@...hat.com, dsahern@...nel.org,
	andrew+netdev@...n.ch, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v2] vrf: Drop existing dst reference in
 vrf_ip6_input_dst

On Wed, Jul 23, 2025 at 03:46:25PM -0700, Stanislav Fomichev wrote:
> Commit 8fba0fc7b3de ("selftests: tc: Add generic erspan_opts matching support
> for tc-flower") started triggering the following kmemleak warning:

Did you mean

ff3fbcdd4724 ("selftests: tc: Add generic erspan_opts matching support for tc-flower")

?

[...]

> vrf_ip6_input_dst unconditionally sets skb dst entry, add a call to
> skb_dst_drop to drop any existing entry.
> 
> Cc: David Ahern <dsahern@...nel.org>
> Fixes: 9ff74384600a ("net: vrf: Handle ipv6 multicast and link-local addresses")
> Signed-off-by: Stanislav Fomichev <sdf@...ichev.me>

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