From: Guenter Roeck <linux@roeck-us.net>
To: phucduc.bui@gmail.com
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre Torgue <alexandre.torgue@foss.st.com>,
linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 2/2] watchdog: stm32_iwdg: Propagate errors from optional IRQ lookup
Date: Sun, 9 Aug 2026 08:07:24 -0700 [thread overview]
Message-ID: <84fbf9f7-4b30-48d4-895d-efa10cffcfc0@roeck-us.net> (raw)
In-Reply-To: <20260807080447.35479-2-phucduc.bui@gmail.com>
On Fri, Aug 07, 2026 at 03:04:47PM +0700, phucduc.bui@gmail.com wrote:
> From: bui duc phuc <phucduc.bui@gmail.com>
>
> platform_get_irq_optional() returns a positive IRQ number on success or
> a negative error code on failure. For an optional IRQ, -ENXIO indicates
> that no IRQ is available, while other errors should be propagated.
>
> Propagate errors such as -EPROBE_DEFER and -EINVAL instead of continuing
> probe without the IRQ.
>
> Signed-off-by: bui duc phuc <phucduc.bui@gmail.com>
Applie.
Thanks,
Guenter
prev parent reply other threads:[~2026-08-09 15:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-07 8:04 [PATCH v2 1/2] watchdog: orion_wdt: Propagate errors from optional IRQ lookup phucduc.bui
2026-08-07 8:04 ` [PATCH v2 2/2] watchdog: stm32_iwdg: " phucduc.bui
2026-08-09 15:07 ` Guenter Roeck [this message]
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