linux-kernel - Re: [PATCH] batman-adv: Fix refcnt leak in batadv_show_throughput

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Date:   Wed, 15 Apr 2020 19:03:30 +0800
From:   Xiyu Yang <xiyuyang19@...an.edu.cn>
To:     Sven Eckelmann <sven@...fation.org>
Cc:     Marek Lindner <mareklindner@...mailbox.ch>,
        Simon Wunderlich <sw@...onwunderlich.de>,
        Antonio Quartulli <a@...table.cc>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        b.a.t.m.a.n@...ts.open-mesh.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, yuanxzhang@...an.edu.cn,
        kjlu@....edu, Xin Tan <tanxin.ctf@...il.com>
Subject: Re: [PATCH] batman-adv: Fix refcnt leak in
 batadv_show_throughput_override

On Wed, Apr 15, 2020 at 11:04:02AM +0200, Sven Eckelmann wrote:
> On Wednesday, 15 April 2020 10:31:50 CEST Xiyu Yang wrote:
> [...]
> > Fix this issue by calling batadv_hardif_put() before the
> [...]
> 
> Thanks, fixes for batadv_store_throughput_override [1] and 
> batadv_show_throughput_override [2] were applied. I've also added the missing 
> Fixes: line to both patches.
> 
> May I ask whether you are still a user of the deprecated sysfs interface or 
> did you find this in an automated fashion?
> 
> Thanks,
> 	Sven
> 
> [1] https://git.open-mesh.org/linux-merge.git/commit/cd339d8b14cd895d8333d94d832b05f67f00eefc
> [2] https://git.open-mesh.org/linux-merge.git/commit/3d3e548f74fe51aee9a3c9e297518a2655dbc642

Thanks for your confirmation! We are looking for some automated ways to find this kind of bug.