From nobody Sun Feb 8 17:42:20 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0D5D635771C; Sat, 31 Jan 2026 14:25:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769869522; cv=none; b=B4Wee1Cy2RUPKrLNNqtI8rYj1WwDvkICK14vyKN3JmLbplaD4fIPsW4OOakB3O1FBGWf0kBPaSwmZMT5Gr8nOEioi1Onj03dHqwbZIrGfmDnW08FbfJXwSJEwrL0dl6zdscvVo+dXWyBA6KrZeJmIoks5ARU1s2KXftwziRKJXU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769869522; c=relaxed/simple; bh=cDzNSL27IncK8WPRKmlP9JMukq5yWhzhTMzDMh9MrSM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=LVov3wBEDYfTMwKz5YobSNymkxXie2BUcsJacFdPIliGLBFAXYcPa39dKP/5bIL92iuV0oW/o2C1vUlgl+M7Tmt3vqSPs/po6NysBdVRugZPi4/mtBRJl+BMxeWsXJddWlkjLjbGNFlBUM69vmVRZbchmNPXB36rPKHiE7qLyvI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PEDWcGd3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="PEDWcGd3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6E77CC2BCB0; Sat, 31 Jan 2026 14:25:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769869521; bh=cDzNSL27IncK8WPRKmlP9JMukq5yWhzhTMzDMh9MrSM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PEDWcGd36euZpi8nOiel3TXpYdJOL8abL9z7ynodbLLhy6rzLqH6A8vSGVIswFiDA 3y5hQspd0NPBIj/tAoDiMDAMaRyJ9qyRI3pSP1lif0B5157uLWHc6XKebCgeHgxaaa whWaaVTQKCyrRQUroRgucN/UNavm1g/fH50aiq6ALDRfF+g1TiLRrSX4AAhuZb/luH trXAg7Lp6wQYMHHRMh3baqgO/j/SwREzI1gjamVgtw8pwvJpTjeFCqUXf+Y5XIjpBn FefP8nlRqqX6DwsYD353Icu7UoRIRA0woOB1cHIzO3Kj+ErLdVj+KJg84eorZ3P47G LBDnMRsAFsxGw== Received: from mchehab by mail.kernel.org with local (Exim 4.99.1) (envelope-from ) id 1vmBuZ-0000000AVjs-1UXg; Sat, 31 Jan 2026 15:25:19 +0100 From: Mauro Carvalho Chehab To: Jonathan Corbet , Linux Doc Mailing List Cc: Mauro Carvalho Chehab , intel-wired-lan@lists.osuosl.org, linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Aleksandr Loktionov , Mauro Carvalho Chehab , Randy Dunlap Subject: [PATCH v4 02/41] docs: kdoc_re: don't go past the end of a line Date: Sat, 31 Jan 2026 15:24:36 +0100 Message-ID: X-Mailer: git-send-email 2.52.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Sender: Mauro Carvalho Chehab The logic which checks if the line ends with ";" is currently broken: it may try to read past the buffer. Fix it by checking before trying to access line[pos]. Signed-off-by: Mauro Carvalho Chehab Acked-by: Randy Dunlap Tested-by: Randy Dunlap Reviewed-by: Aleksandr Loktionov --- tools/lib/python/kdoc/kdoc_re.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/lib/python/kdoc/kdoc_re.py b/tools/lib/python/kdoc/kdoc_= re.py index 19e777e2c97e..a0402c065d3a 100644 --- a/tools/lib/python/kdoc/kdoc_re.py +++ b/tools/lib/python/kdoc/kdoc_re.py @@ -265,7 +265,7 @@ class NestedMatch: out +=3D new_sub =20 # Drop end ';' if any - if line[pos] =3D=3D ';': + if pos < len(line) and line[pos] =3D=3D ';': pos +=3D 1 =20 cur_pos =3D pos --=20 2.52.0