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Date:   Tue, 3 Aug 2021 08:43:41 -0600
From:   David Ahern <>
To:     Marek Szyprowski <>,
        Yajun Deng <>,,,,,
        Bartlomiej Zolnierkiewicz <>
Subject: Re: [PATCH] net: convert fib_treeref from int to refcount_t

On 8/3/21 5:08 AM, Marek Szyprowski wrote:
> Hi
> On 29.07.2021 09:13, Yajun Deng wrote:
>> refcount_t type should be used instead of int when fib_treeref is used as
>> a reference counter,and avoid use-after-free risks.
>> Signed-off-by: Yajun Deng <>
> This patch landed in linux-next 20210802 as commit 79976892f7ea ("net: 
> convert fib_treeref from int to refcount_t"). It triggers the following 
> warning on all my test systems (ARM32bit and ARM64bit based):

fixed in net-next.

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