From: Guillaume Nault <gnault@redhat.com>
To: Kuniyuki Iwashima <kuniyu@google.com>
Cc: "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Simon Horman <horms@kernel.org>,
Samuel Thibault <samuel.thibault@ens-lyon.org>,
Kuniyuki Iwashima <kuni1840@gmail.com>,
netdev@vger.kernel.org,
syzbot+2c42ea4485b29beb0643@syzkaller.appspotmail.com
Subject: Re: [PATCH v1 net] l2tp: Fix memleak in l2tp_udp_encap_recv().
Date: Tue, 13 Jan 2026 20:13:58 +0100 [thread overview]
Message-ID: <aWaZdj7VcRCOK869@debian> (raw)
In-Reply-To: <20260113185446.2533333-1-kuniyu@google.com>
On Tue, Jan 13, 2026 at 06:54:44PM +0000, Kuniyuki Iwashima wrote:
> syzbot reported memleak of struct l2tp_session, l2tp_tunnel,
> sock, etc. [0]
>
> The cited commit moved down the validation of the protocol
> version in l2tp_udp_encap_recv().
>
> The new place requires an extra error handling to avoid the
> memleak.
>
> Let's call l2tp_session_put() there.
Reviewed-by: Guillaume Nault <gnault@redhat.com>
next prev parent reply other threads:[~2026-01-13 19:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-13 18:54 [PATCH v1 net] l2tp: Fix memleak in l2tp_udp_encap_recv() Kuniyuki Iwashima
2026-01-13 19:13 ` Guillaume Nault [this message]
2026-01-16 4:00 ` patchwork-bot+netdevbpf
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aWaZdj7VcRCOK869@debian \
--to=gnault@redhat.com \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=horms@kernel.org \
--cc=kuba@kernel.org \
--cc=kuni1840@gmail.com \
--cc=kuniyu@google.com \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=samuel.thibault@ens-lyon.org \
--cc=syzbot+2c42ea4485b29beb0643@syzkaller.appspotmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.