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From: andy.shevchenko@gmail.com
Date: Tue, 16 Jan 2024 23:40:26 +0200
To: Philipp Stanner <pstanner@redhat.com>
Cc: Jonathan Corbet <corbet@lwn.net>, Hans de Goede <hdegoede@redhat.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Sam Ravnborg <sam@ravnborg.org>, dakr@redhat.com,
	linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH 09/10] pci: devres: remove legacy pcim_release()
Message-ID: <Zab3yr6J1S-2ujT9@surfacebook.localdomain>
References: <20240115144655.32046-2-pstanner@redhat.com>
 <20240115144655.32046-11-pstanner@redhat.com>
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In-Reply-To: <20240115144655.32046-11-pstanner@redhat.com>

Mon, Jan 15, 2024 at 03:46:20PM +0100, Philipp Stanner kirjoitti:
> Thanks to preceding cleanup steps, pcim_release() is now not needed
> anymore and can be replaced by pcim_disable_device(), which is the exact
> counterpart to pcim_enable_device().
> This permits removing further parts of the old devres API.
> 
> Replace pcim_release() with pcim_disable_device().
> Remove the now surplus get_dr() function.

..

> +	devm_add_action(&pdev->dev, pcim_disable_device, pdev);

No error check?

> +	return pci_enable_device(pdev);

Maybe

	ret = pci_enable_device(...);
	if (ret)
		return ret;

	return devm_add_action_or_reset(...)?

I could think of side effects of this, so perhaps the commit message and/or
code needs a comment on why the above proposal can _not_ be used?

-- 
With Best Regards,
Andy Shevchenko