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Date:   Tue, 21 Jul 2020 16:09:56 -0700 (PDT)
From:   David Miller <>
Subject: Re: [PATCH net v2] netdevsim: fix unbalaced locking in

From: Taehee Yoo <>
Date: Tue, 21 Jul 2020 14:51:50 +0000

> In the nsim_create(), rtnl_lock() is called before nsim_bpf_init().
> If nsim_bpf_init() is failed, rtnl_unlock() should be called,
> but it isn't called.
> So, unbalanced locking would occur.
> Fixes: e05b2d141fef ("netdevsim: move netdev creation/destruction to dev probe")
> Signed-off-by: Taehee Yoo <>

Applied and queued up for -stable, thank you.

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