linux-kernel - Re: [PATCH] net: hisilicon: Fix "Trying to free already-free IRQ"

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Date:   Tue, 29 Oct 2019 11:06:17 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     xiaojiangfeng@...wei.com
Cc:     yisen.zhuang@...wei.com, salil.mehta@...wei.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        leeyou.li@...wei.com, zhanghan23@...wei.com, nixiaoming@...wei.com
Subject: Re: [PATCH] net: hisilicon: Fix "Trying to free already-free IRQ"

From: Jiangfeng Xiao <xiaojiangfeng@...wei.com>
Date: Fri, 25 Oct 2019 21:48:22 +0800

> When rmmod hip04_eth.ko, we can get the following warning:
 ...
> Currently "rmmod hip04_eth.ko" call free_irq more than once
> as devres_release_all and hip04_remove both call free_irq.
> This results in a 'Trying to free already-free IRQ' warning.
> To solve the problem free_irq has been moved out of hip04_remove.
> 
> Signed-off-by: Jiangfeng Xiao <xiaojiangfeng@...wei.com>

Applied, thank you.