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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84f5a3cadf2sm3243298b3a.22.2026.08.09.22.31.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 09 Aug 2026 22:32:01 -0700 (PDT) From: phucduc.bui@gmail.com To: Linus Walleij , Ray Jui , Scott Branden , Broadcom internal kernel review list Cc: Mika Westerberg , Andy Shevchenko , robh@kernel.org, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, bui duc phuc Subject: [PATCH 1/5] pinctrl: ocelot: Propagate errors from optional IRQ lookup Date: Mon, 10 Aug 2026 12:31:38 +0700 Message-ID: <20260810053142.27938-1-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260809_223203_288913_12CAC791 X-CRM114-Status: GOOD ( 11.96 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: bui duc phuc 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 optional IRQ is available, while other errors should be propagated. Propagate all error codes returned by platform_get_irq_optional() other than -ENXIO. Signed-off-by: bui duc phuc --- drivers/pinctrl/pinctrl-ocelot.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pinctrl/pinctrl-ocelot.c b/drivers/pinctrl/pinctrl-ocelot.c index 0fe0527863b8..02824da6bcdf 100644 --- a/drivers/pinctrl/pinctrl-ocelot.c +++ b/drivers/pinctrl/pinctrl-ocelot.c @@ -2369,6 +2369,8 @@ static int ocelot_gpiochip_register(struct platform_device *pdev, gc->label = "ocelot-gpio"; irq = platform_get_irq_optional(pdev, 0); + if (irq < 0 && irq != -ENXIO) + return irq; if (irq > 0) { girq = &gc->irq; gpio_irq_chip_set_chip(girq, &ocelot_irqchip); -- 2.43.0