[PATCH v2 10/15] scripts: kernel-doc: Transform documentation into POD (10/15)

[Tomasz Warniełło <tomasz.warniello@xxxxxxxxx>]

Step 10) Replace the usage function

This ends the fundamental POD transformation.

You can see the results with:

$ scripts/kernel-doc -help

See step 1 for the series details.

Signed-off-by: Tomasz Warniełło <tomasz.warniello@xxxxxxxxx>
---
 scripts/kernel-doc | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 76018ca81594..bf0c5bb7b026 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -79,15 +79,6 @@ See Documentation/doc-guide/kernel-doc.rst for the documentation comment syntax.
 # 25/07/2012 - Added support for HTML5
 # -- Dan Luedtke <mail@xxxxxxxx>
 
-sub usage {
-    my $message = <<"EOF";
-Usage: $0 [OPTION ...] FILE ...
-
-EOF
-    print $message;
-    exit 1;
-}
-
 #
 # format of comments.
 # In the following table, (...)? signifies optional structure.
@@ -468,7 +459,7 @@ while ($ARGV[0] =~ m/^--?(.*)/) {
     } elsif ($cmd eq "Werror") {
 	$Werror = 1;
     } elsif (($cmd eq "h") || ($cmd eq "help")) {
-	usage();
+			pod2usage(-exitval => 0, -verbose => 2);
     } elsif ($cmd eq 'no-doc-sections') {
 	    $no_doc_sections = 1;
     } elsif ($cmd eq 'enable-lineno') {
-- 
2.30.2