linux-kernel - [PATCH v2 31/38] kernel-doc: reset contents and section harder

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Date:	Sat,  4 Jun 2016 14:37:32 +0300
From:	Jani Nikula <jani.nikula@...el.com>
To:	Jonathan Corbet <corbet@....net>
Cc:	Jani Nikula <jani.nikula@...el.com>,
	Markus Heiser <markus.heiser@...marit.de>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Grant Likely <grant.likely@...retlab.ca>,
	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	Keith Packard <keithp@...thp.com>,
	LKML <linux-kernel@...r.kernel.org>, linux-doc@...r.kernel.org,
	Hans Verkuil <hverkuil@...all.nl>
Subject: [PATCH v2 31/38] kernel-doc: reset contents and section harder

If the documentation comment does not have params or sections, the
section heading may leak from the previous documentation comment.

Signed-off-by: Jani Nikula <jani.nikula@...el.com>
---
 scripts/kernel-doc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 3ac4b57ed76a..0eb2e7b5bf10 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -2763,6 +2763,8 @@ sub process_file($) {
 		}
 
 		$state = STATE_FIELD;
+		$contents = "";
+		$section = $section_default;
 		if (/-(.*)/) {
 		    # strip leading/trailing/multiple spaces
 		    $descr= $1;
@@ -2960,6 +2962,7 @@ sub process_file($) {
 		elsif (/$doc_end/)
 		{
 			dump_doc_section($file, $section, xml_escape($contents));
+			$section = $section_default;
 			$contents = "";
 			$function = "";
 			%parameterdescs = ();
-- 
2.1.4