From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793099240; b=N1nIHuaZoV44l4a+80J5ziMRn5B2nG64JAAkI1Cce3Vrz8m8rkqqZ3tkRMkotTYeelzz tiPStiM940Cm8Eih87osGt8wHVGAwg9tlTOnAiPEC0AJs482MsJdt5C58qWqDHnnd+md2 fAzg7dImtYcjVDatJNcOLOsSkTBFph315cNnCnxqnI7gft4FVVH4ApYoNG4a/DRiJZzdE SEp0h3zUUY/MtE/7TIgViWmF95aJ8za/Z/B45HWm+xyFST6BfiYEnYClsiWLv6c8DtolH s0Sq/ON9kxn7snDyiTlz7QvHpRypEHK6taAw+KeRvVYs50r/raCpvXDLmSy8psq6ugA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793099240; h=Received:DKIM-Signature:From:Date:Subject:MIME-Version:Content-Type: Content-Transfer-Encoding:Message-Id:References:In-Reply-To:To:Cc: X-Mailer:X-Developer-Signature:X-Developer-Key; bh=KZ994ocam/n30iySkH9yc+Fh3BXtqJaamSjGT3poDzI=; b=D50TEOfIbtbXJy0457Yt6p8kf+fjXlN0aRvwI+4S8oTNwgAZuUIl2EGGnNanUHI2fpal ghPpPng+JYhrdC9yiG4+D7dQLtfMZMq8MhOZ0mumBImsGNbl9jBvQRJ+T5M76Peo+uL9O RVGPohydhVD///1/HijtpFGY+ufPkD7wU224XkGBZFD2TxvXd8MQpQvR9eHijVbzLFJ+l tlW907TavOPzn6s2nH2Pxg/LyfMEMIRlZvmQVdcChRpqnxYoR3HbzFuNY1y25EujPsQle ijXmPZHRFraiklp3YTKIEKJZJsQedIQ1vCfk9sAQMElQBkIpMCdXhKlV5I5wtGkg7Dg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=oLFBjTek; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 80A7D60A6F56; Tue, 27 Oct 2026 11:07:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=oLFBjTek Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9156F1F01280; Tue, 27 Oct 2026 11:07:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793099240; bh=KZ994ocam/n30iySkH9yc+Fh3BXtqJaamSjGT3poDzI=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=oLFBjTek9LnJQV/X8XyhUEBRbysnHcPYMZPlWPMBKhgEqi6O5J89ikhq+tIoSXH7y CISB/NkLQOXwhaN1FRQBFi/tQvQjhGAfQFj22o3yqivV9OvBBX5xLog3olp56v40tq xfW+FPV6YUMyjnlovm06TwnXOLvoXsMzcXWZXRN8= From: Greg Kroah-Hartman Date: Tue, 27 Oct 2026 12:06:40 +0100 Subject: [PATCH 14/24] serial: 8250: ioc3: store registered line number in driver data X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261027-tty-llm-v1-14-99b0202ae546@linuxfoundation.org> References: <20261027-tty-llm-v1-0-99b0202ae546@linuxfoundation.org> In-Reply-To: <20261027-tty-llm-v1-0-99b0202ae546@linuxfoundation.org> To: Jiri Slaby , Joshua Rogers , Chris Mason , Josef Bacik Cc: Tony Lindgren , Rafael Gago Castano , Florian Fainelli , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Andy Shevchenko , Peter Hurley , Heikki Krogerus , Crescent Hsieh , Frank Li , Sherry Sun , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Manivannan Sadhasivam , Olof Johansson , =?utf-8?q?Andreas_F=C3=A4rber?= , Arnd Bergmann , Krzysztof Kozlowski , Peter Griffin , Alim Akhtar , Robert Baldyga , Thomas Abraham , Kukjin Kim , Patrice Chotard , Srinivas Kandagatla , Maxime Coquelin , Alexandre Torgue , Andy Shevchenko , Vladimir Zapolskiy , Al Cooper , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, Greg Kroah-Hartman , stable X-Mailer: b4 0.17-dev-e5168 X-Developer-Signature: v=1; a=openpgp-sha256; l=944; i=gregkh@linuxfoundation.org; h=from:subject:message-id; bh=84b/NyD3VhUBLLiv0UsO/+jPn1zicpFdxtv6bzA0peo=; b=owGbwMvMwCRo6H6F97bub03G02pJDFkPWvfNeDvRecbkiy//bY5XTsgPMzWb6SM8iW/Sg035L ZozspIOd8SyMAgyMciKKbJ82cZzdH/FIUUvQ9vTMHNYmUCGMHBxCsBEgvYxzM8/9ko35HPTqdSt PYc/uO/wK17gvZNhntJDP8Wf1VN59x3IEJ5sGlBrWWh+DQA= X-Developer-Key: i=gregkh@linuxfoundation.org; a=openpgp; fpr=F4B60CC5BF78C2214A313DCB3147D40DDB2DFB29 From: Joshua Rogers The registered line number returned by serial8250_register_8250_port() was stored only in the local variable 'line' and never saved into data->line, causing the remove path to always unregister line 0 instead of the correct port. Cc: Jiri Slaby Cc: stable Signed-off-by: Joshua Rogers Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/8250/8250_ioc3.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/tty/serial/8250/8250_ioc3.c b/drivers/tty/serial/8250/8250_ioc3.c index 088242de2eff..3ab50e04be45 100644 --- a/drivers/tty/serial/8250/8250_ioc3.c +++ b/drivers/tty/serial/8250/8250_ioc3.c @@ -63,6 +63,7 @@ static int serial8250_ioc3_probe(struct platform_device *pdev) if (IS_ERR(uport)) return PTR_ERR(uport); + data->line = line; platform_set_drvdata(pdev, uport); return 0; } -- 2.56.0