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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Frank Li <Frank.Li@nxp.com>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>,
	 Carlos Song <carlos.song@nxp.com>,
	 linux-i3c@lists.infradead.org (moderated list:I3C SUBSYSTEM),
	 linux-kernel@vger.kernel.org (open list),
	imx@lists.linux.dev
Subject: Re: [PATCH 1/1] i3c: master: Fix missing 'ret' assignment in set_speed()
Date: Thu, 09 Jan 2025 14:04:44 +0100	[thread overview]
Message-ID: <87plkwcf4j.fsf@bootlin.com> (raw)
In-Reply-To: <20250108225533.915334-1-Frank.Li@nxp.com> (Frank Li's message of "Wed, 8 Jan 2025 17:55:33 -0500")

On 08/01/2025 at 17:55:33 -05, Frank Li <Frank.Li@nxp.com> wrote:

> Fix a probe failure in the i3c master driver that occurs when no i3c
> devices are connected to the bus.
>
> The issue arises in `i3c_master_bus_init()` where the `ret` value is not
> updated after calling `master->ops->set_speed()`. If no devices are
> present, `ret` remains set to `I3C_ERROR_M2`, causing the code to
> incorrectly proceed to `err_bus_cleanup`.

Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>

Thanks,
Miquèl

WARNING: multiple messages have this Message-ID (diff)
From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Frank Li <Frank.Li@nxp.com>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>,
	 Carlos Song <carlos.song@nxp.com>,
	 linux-i3c@lists.infradead.org (moderated list:I3C SUBSYSTEM),
	 linux-kernel@vger.kernel.org (open list),
	imx@lists.linux.dev
Subject: Re: [PATCH 1/1] i3c: master: Fix missing 'ret' assignment in set_speed()
Date: Thu, 09 Jan 2025 14:04:44 +0100	[thread overview]
Message-ID: <87plkwcf4j.fsf@bootlin.com> (raw)
In-Reply-To: <20250108225533.915334-1-Frank.Li@nxp.com> (Frank Li's message of "Wed, 8 Jan 2025 17:55:33 -0500")

On 08/01/2025 at 17:55:33 -05, Frank Li <Frank.Li@nxp.com> wrote:

> Fix a probe failure in the i3c master driver that occurs when no i3c
> devices are connected to the bus.
>
> The issue arises in `i3c_master_bus_init()` where the `ret` value is not
> updated after calling `master->ops->set_speed()`. If no devices are
> present, `ret` remains set to `I3C_ERROR_M2`, causing the code to
> incorrectly proceed to `err_bus_cleanup`.

Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>

Thanks,
Miquèl

-- 
linux-i3c mailing list
linux-i3c@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-i3c

  parent reply	other threads:[~2025-01-09 13:04 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-08 22:55 [PATCH 1/1] i3c: master: Fix missing 'ret' assignment in set_speed() Frank Li
2025-01-08 22:55 ` Frank Li
2025-01-09  7:43 ` Wolfram Sang
2025-01-09  7:43   ` Wolfram Sang
2025-01-09  8:50 ` Mukesh Kumar Savaliya
2025-01-09  8:50   ` Mukesh Kumar Savaliya
2025-01-09 13:04 ` Miquel Raynal [this message]
2025-01-09 13:04   ` Miquel Raynal
2025-01-12 23:04 ` Alexandre Belloni
2025-01-12 23:04   ` Alexandre Belloni

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