linux-kernel - Re: [PATCH v3] Coccinelle: Script to replace NULL test with IS_ERR test for devm_ioremap

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Date:	Sat, 6 Aug 2016 08:30:29 +0200
From:	SF Markus Elfring <elfring@...rs.sourceforge.net>
To:	Amitoj Kaur Chawla <amitoj1606@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Coccinelle <cocci@...teme.lip6.fr>,
	Gilles Muller <Gilles.Muller@...6.fr>,
	Julia Lawall <julia.lawall@...6.fr>,
	Michal Marek <mmarek@...e.com>,
	Nicolas Palix <nicolas.palix@...g.fr>
Subject: Re: [PATCH v3] Coccinelle: Script to replace NULL test with IS_ERR
 test for devm_ioremap_resource

> +@err depends on context || org || report@
> +statement S;
> +expression e;
> +position j0;

How do you think about to omit the number from this variable name?


> +@@
> +
> +  e = devm_ioremap_resource(...);
> +* if (!e@j0) S

Are there any more functions to consider for such a source code search pattern?
How do you think about to use a function name list here?


> +// ----------------------------------------------------------------------------

I suggest to omit such comment lines from this SmPL script.

Regards,
Markus