linux-kernel - Re: [PATCH] ethernet: tulip: fix missing pci_disable_device() on error in tulip_init

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Date:   Fri, 6 May 2022 09:21:52 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Rolf Eike Beer <eike-kernel@...tec.de>
Cc:     linux-kernel@...r.kernel.org, linux-parisc@...r.kernel.org,
        netdev@...r.kernel.org, Yang Yingliang <yangyingliang@...wei.com>,
        davem@...emloft.net, edumazet@...gle.com
Subject: Re: [PATCH] ethernet: tulip: fix missing pci_disable_device() on
 error in tulip_init_one()

On Fri, 06 May 2022 12:11:56 +0200 Rolf Eike Beer wrote:
> Am Freitag, 6. Mai 2022, 11:42:50 CEST schrieb Yang Yingliang:
> > Fix the missing pci_disable_device() before return
> > from tulip_init_one() in the error handling case.  
> 
> I would suggest removing the pci_disable_device() from tulip_remove_one() 
> instead and using pcim_enable_device(), i.e. devres, and let the driver core 
> handle all these things. Of course more of the used functions could be 
> converted them, e.g. using devm_alloc_etherdev() and so on.

Let's not rewrite the error handling in this dinosaur of a driver 
any more than absolutely necessary, please.