linux-kernel - Re: [PATCH 4.9 57/57] net: mdiobus: Fix memory leak in __mdiobus

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Message-ID: <672dcc29-0650-222b-41fc-90a1939ac561@gmail.com>
Date:   Mon, 4 Oct 2021 13:35:20 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org
Cc:     stable@...r.kernel.org,
        syzbot+398e7dc692ddbbb4cfec@...kaller.appspotmail.com,
        Yanfei Xu <yanfei.xu@...driver.com>,
        Andrew Lunn <andrew@...n.ch>,
        "David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 4.9 57/57] net: mdiobus: Fix memory leak in
 __mdiobus_register

On 10/4/21 5:52 AM, Greg Kroah-Hartman wrote:
> From: Yanfei Xu <yanfei.xu@...driver.com>
> 
> commit ab609f25d19858513919369ff3d9a63c02cd9e2e upstream.
> 
> Once device_register() failed, we should call put_device() to
> decrement reference count for cleanup. Or it will cause memory
> leak.

This changed has since been reverted upstream, please drop this change:

https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=10eff1f5788b6ffac212c254e2f3666219576889
-- 
Florian