linux-kernel - Re: [PATCH] scripts:checkpatch - correct the error message during check

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Date:	Fri, 05 Jun 2015 08:15:57 -0700
From:	Joe Perches <joe@...ches.com>
To:	Shailendra Verma <shailendra.capricorn@...il.com>
Cc:	Andy Whitcroft <apw@...onical.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] scripts:checkpatch - correct the error message during
 check

On Fri, 2015-06-05 at 19:25 +0530, Shailendra Verma wrote:
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
[]
> @@ -3169,21 +3169,21 @@ sub process {
>  		}
>  
>  # check for global initialisers.
> -		if ($line =~ /^\+$Type\s*$Ident(?:\s+$Modifier)*\s*=\s*(?:0|NULL|false)\s*;/) {
> +		if ($line =~ /^\+$Type\s*$Ident(?:\s+$Modifier)*\s*=\s*(?:0x0|0|NULL|false)\s*;/) {
>  			if (ERROR("GLOBAL_INITIALISERS",
> -				  "do not initialise globals to 0 or NULL\n" .
> +				  "do not initialise globals to $2\n" .

The first capture group in the old and broken regex
was unnecessary and was removed so s/$2/$1/


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