linux-kernel - [PATCH] scripts: headers_install: fix a false positive

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Message-Id: <20250513160056.7576-1-wen.yang@linux.dev>
Date: Wed, 14 May 2025 00:00:56 +0800
From: Wen Yang <wen.yang@...ux.dev>
To: Masahiro Yamada <masahiroy@...nel.org>,
	ndrew Morton <akpm@...ux-foundation.org>
Cc: Nicolas Schier <nicolas@...sle.eu>,
	Miguel Ojeda <ojeda@...nel.org>,
	linux-kernel@...r.kernel.org,
	Wen Yang <wen.yang@...ux.dev>
Subject: [PATCH] scripts: headers_install: fix a false positive

The current implementation only handles C89 style comments (/*... */) in
the code, and there are false positives for C99 style comments (//...).

This patch fixes this issue.

Signed-off-by: Wen Yang <wen.yang@...ux.dev>
---
 scripts/headers_install.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/scripts/headers_install.sh b/scripts/headers_install.sh
index 6bbccb43f7e7..41722bcc8668 100755
--- a/scripts/headers_install.sh
+++ b/scripts/headers_install.sh
@@ -44,6 +44,7 @@ scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__ $TMPFILE > $OUTFILE
 # Remove /* ... */ style comments, and find CONFIG_ references in code
 configs=$(sed -e '
 :comment
+	s://.*::
 	s:/\*[^*][^*]*:/*:
 	s:/\*\*\**\([^/]\):/*\1:
 	t comment
-- 
2.25.1