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From: John Ogness <john.ogness@linutronix.de>
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To: David Engraf <david.engraf@sysgo.com>, tony.lindgren@linux.intel.com,
 pmladek@suse.com, rostedt@goodmis.org, senozhatsky@chromium.org
Cc: linux-kernel@vger.kernel.org, David Engraf <david.engraf@sysgo.com>
Subject: Re: [PATCH v3] printk: Remove console options before decoding the name
In-Reply-To: <20260924070153.250783-2-david.engraf@sysgo.com>
References: <582e545e-52b3-4adf-9c93-446ad0fecc93@sysgo.com>
 <20260924070153.250783-2-david.engraf@sysgo.com>
Date: Tue, 29 Sep 2026 17:36:51 +0206
Message-ID: <87wls4vzv8.fsf@jogness.linutronix.de>
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On 2026-09-24, David Engraf <david.engraf@sysgo.com> wrote:
> This fixes a regression when a console option includes ':'. Commit
> 7640f1a44eba ("printk: Add match_devname_and_update_preferred_console()")
> introduced console=DEVNAME:0.0 hardware style addressing by looking for a
> colon. If the colon is part of an option the name is handled as devname
> instead of ttyname.
>
> Fix by handling the options first which will add a NULL terminator to the
> string and refactor idx handling to clean up the code (thanks to Petr
> Mladek).
>
> Signed-off-by: David Engraf <david.engraf@sysgo.com>

Reviewed-by: John Ogness <john.ogness@linutronix.de>