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Re: [PATCH RESEND 01/13] scripts/checkpatch.pl: Detect superfluous semic


From: Dr. David Alan Gilbert
Subject: Re: [PATCH RESEND 01/13] scripts/checkpatch.pl: Detect superfluous semicolon in C code
Date: Tue, 18 Feb 2020 09:49:05 +0000
User-agent: Mutt/1.13.3 (2020-01-12)

* Philippe Mathieu-Daudé (address@hidden) wrote:
> Display error when a commit contains superfluous semicolon:
> 
>   $ git show 6663a0a3376 | scripts/checkpatch.pl -q -
>   ERROR: superfluous trailing semicolon
>   #276: FILE: block/io_uring.c:186:
>   +                ret = -ENOSPC;;
>   total: 1 errors, 1 warnings, 485 lines checked
> 
> Reported-by: Luc Michel <address@hidden>
> Signed-off-by: Philippe Mathieu-Daudé <address@hidden>

Reviewed-by: Dr. David Alan Gilbert <address@hidden>

> ---
> Cc: Paolo Bonzini <address@hidden>
> ---
>  scripts/checkpatch.pl | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> index ce43a306f8..11512a8a09 100755
> --- a/scripts/checkpatch.pl
> +++ b/scripts/checkpatch.pl
> @@ -1830,6 +1830,11 @@ sub process {
>                       ERROR("suspicious ; after while (0)\n" . $herecurr);
>               }
>  
> +# Check superfluous trailing ';'
> +             if ($line =~ /;;$/) {
> +                     ERROR("superfluous trailing semicolon\n" . $herecurr);
> +             }
> +
>  # Check relative indent for conditionals and blocks.
>               if ($line =~ /\b(?:(?:if|while|for)\s*\(|do\b)/ && $line !~ 
> /^.\s*#/ && $line !~ /\}\s*while\s*/) {
>                       my ($s, $c) = ($stat, $cond);
> -- 
> 2.21.1
> 
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK




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