linux-kernel - Re: [PATCH v6 4/6] serial: core: Add support for DEVNAME:0.0 style naming for kernel console

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Message-ID: <20240214090330.GR52537@atomide.com>
Date: Wed, 14 Feb 2024 11:03:30 +0200
From: Tony Lindgren <tony@...mide.com>
To: Dan Carpenter <dan.carpenter@...aro.org>
Cc: oe-kbuild@...ts.linux.dev,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jirislaby@...nel.org>, Petr Mladek <pmladek@...e.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	John Ogness <john.ogness@...utronix.de>,
	Sergey Senozhatsky <senozhatsky@...omium.org>, lkp@...el.com,
	oe-kbuild-all@...ts.linux.dev,
	"David S . Miller" <davem@...emloft.net>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Dhruva Gole <d-gole@...com>,
	Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
	Johan Hovold <johan@...nel.org>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Vignesh Raghavendra <vigneshr@...com>, linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org
Subject: Re: [PATCH v6 4/6] serial: core: Add support for DEVNAME:0.0 style
 naming for kernel console

* Dan Carpenter <dan.carpenter@...aro.org> [240214 09:00]:
> a2020a9ccacd63 Tony Lindgren 2024-02-13  252  int serial_base_add_preferred_console(struct uart_driver *drv,
> a2020a9ccacd63 Tony Lindgren 2024-02-13  253  				      struct uart_port *port)
> a2020a9ccacd63 Tony Lindgren 2024-02-13  254  {
> a2020a9ccacd63 Tony Lindgren 2024-02-13 @255  	const char *port_match __free(kfree);

Thanks also noted by Andy.

> Someone should add this to checkpatch.  These always need to be
> initialized to NULL.

Yes good idea. These are easy to miss especially if the code path changes
for whatever reason.

Regards,

Tony