netdev - Re: [PATCH v1 net] kcm: Fix error handling for SOCK_DGRAM in kcm

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Message-Id: 
 <169468202703.21796.14136496528263954193.git-patchwork-notify@kernel.org>
Date: Thu, 14 Sep 2023 09:00:27 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Kuniyuki Iwashima <kuniyu@...zon.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, syoshida@...hat.com, tom@...bertland.com,
 kuni1840@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH v1 net] kcm: Fix error handling for SOCK_DGRAM in
 kcm_sendmsg().

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Mon, 11 Sep 2023 19:27:53 -0700 you wrote:
> syzkaller found a memory leak in kcm_sendmsg(), and commit c821a88bd720
> ("kcm: Fix memory leak in error path of kcm_sendmsg()") suppressed it by
> updating kcm_tx_msg(head)->last_skb if partial data is copied so that the
> following sendmsg() will resume from the skb.
> 
> However, we cannot know how many bytes were copied when we get the error.
> Thus, we could mess up the MSG_MORE queue.
> 
> [...]

Here is the summary with links:
  - [v1,net] kcm: Fix error handling for SOCK_DGRAM in kcm_sendmsg().
    https://git.kernel.org/netdev/net/c/a22730b1b4bf

You are awesome, thank you!
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