linux-kernel - Re: drm/tve200: Checking for a failed platform_get_irq() call in tve200

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Date:   Fri, 10 Apr 2020 14:25:57 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Sam Ravnborg <sam@...nborg.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        dri-devel@...ts.freedesktop.org
Cc:     kernel-janitors@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        Tang Bin <tangbin@...s.chinamobile.com>
Subject: Re: drm/tve200: Checking for a failed platform_get_irq() call in
 tve200_probe()

>> I found 20 source files from the software “Linux next-20200408”
>> which seem to contain similar update candidates.
>> Would you like to clarify any extensions for improved applications
>> of scripts with the semantic patch language (Coccinelle software)
>> for corresponding analysis and transformation purposes?
> Please just send a series of patches, one for each driver.

I am used to this possibility for years.


> Each changelog needs to explain the rationale behind the change.

I hope to achieve higher confidence also around specific checks
for return values of Linux functions so that unwanted misunderstandings
can be avoided for mentioned implementation details.


> As for coccinelle - I cannot help you.

I might help you more also by the means of this development tool
if related system factors can be improved somehow.

Regards,
Markus