Re: [PATCH 3/5] doc lint: Perl "strict" and "warnings" in lint-gitlink.perl

> Amend this script added in ab81411ced (ci: validate "linkgit:" in
> documentation, 2016-05-04) to pass under "use strict", and add a "use
> warnings" for good measure.
>
> Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
> ---
>  Documentation/lint-gitlink.perl | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/lint-gitlink.perl b/Documentation/lint-gitlink.perl
> index 476cc30b837..35230875c24 100755
> --- a/Documentation/lint-gitlink.perl
> +++ b/Documentation/lint-gitlink.perl
> @@ -1,5 +1,7 @@
>  #!/usr/bin/perl
>  
> +use strict;
> +use warnings;

>  use File::Find;
>  use Getopt::Long;
>  
> @@ -45,7 +47,7 @@ sub lint {
>  				report($where, $target, "no such source");
>  				next;
>  			}
> -			$real_section = grab_section($page);
> +			my $real_section = grab_section($page);
>  			if ($real_section != $section) {
>  				report($where, $target,
>  					"wrong section (should be $real_section)");