netdev - Re: [PATCH net 0/3] amt: fix several bugs

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Date:   Thu, 26 May 2022 16:48:29 +0900
From:   Taehee Yoo <ap420073@...il.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     davem@...emloft.net, pabeni@...hat.com, edumazet@...gle.com,
        netdev@...r.kernel.org
Subject: Re: [PATCH net 0/3] amt: fix several bugs

On 5/26/22 13:47, Jakub Kicinski wrote:

Hi Jakub,
Thanks a lot for your review!

 > On Mon, 23 May 2022 16:17:05 +0000 Taehee Yoo wrote:
 >> This patchset fixes several bugs in amt module
 >>
 >> First patch fixes typo.
 >>
 >> Second patch fixes wrong return value of amt_update_handler().
 >> A relay finds a tunnel if it receives an update message from the 
gateway.
 >> If it can't find a tunnel, amt_update_handler() should return an error,
 >> not success. But it always returns success.
 >>
 >> Third patch fixes a possible memory leak in amt_rcv().
 >> A skb would not be freed if an amt interface doesn't have a socket.
 >
 > Please double check you're not missing pskb_may_pull() calls.
 > E.g. in amt_update_handler()? There's more.

As you pointed, I found that I missed pskb_may_pull() calls in 
amt_multicast_data_handler() and amt_update_handler().
So, I will do some more checks and then send a patch.

Thank you so much!
Taehee Yoo