linux-kernel - Re: checkpatch false positon on EXPORT

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Date:	Tue, 12 Apr 2016 10:49:17 -0700
From:	Joe Perches <joe@...ches.com>
To:	Andy Whitcroft <apw@...onical.com>
Cc:	Daniel Walker <danielwa@...co.com>,
	open list <linux-kernel@...r.kernel.org>,
	Daniel Walker <dwalker@...o99.com>,
	"xe-kernel@...ernal.cisco.com" <xe-kernel@...ernal.cisco.com>
Subject: Re: checkpatch false positon on EXPORT_SYMBOL

> On Tue, 2016-04-12 at 13:59 +0100, Andy Whitcroft wrote:
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
[]
> @@ -3000,7 +3000,7 @@ sub process {
> 
>  			$realline_next = $line_nr_next;
>  			if (defined $realline_next &&
>  			    (!defined $lines[$realline_next - 1] ||
> -			     substr($lines[$realline_next - 1], $off_next) =~ /^\s*$/)) {
> +			     substr($lines[$realline_next - 1], $off_next) =~ /^($;|\s)*$/)) {
>  				$realline_next++;
>   			}

This doesn't work with c99 comments like:

int foo;		// comment
EXPORT_SYMBOL(foo);	// comment

but then again, there aren't any uses like that in the
kernel tree so it almost certainly doesn't matter.

Thanks Andy.