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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2d62e36e1d8sm18402285ad.52.2026.08.21.05.33.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Aug 2026 05:33:10 -0700 (PDT) From: phucduc.bui@gmail.com To: Radhey Shyam Pandey , Andrew Lunn , davem@davemloft.net, Eric Dumazet , Jakub Kicinski , Paolo Abeni , Michal Simek , Simon Horman Cc: netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, bui duc phuc Subject: [PATCH net v4 1/3] net: xilinx: axienet: Propagate errors from optional IRQ lookup Date: Fri, 21 Aug 2026 19:32:47 +0700 Message-ID: <20260821123249.41527-2-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260821123249.41527-1-phucduc.bui@gmail.com> References: <20260821123249.41527-1-phucduc.bui@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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. Another call to platform_get_irq_optional() in the same function already handles the return value this way. Apply the same error handling to this call site for consistency. Fixes: d6349e3e14c7 ("net: axienet: Mark eth_irq as optional") Reviewed-by: Radhey Shyam Pandey Signed-off-by: bui duc phuc --- drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 1722b7038f34..207aecb5f8b9 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -2975,6 +2975,8 @@ static int axienet_probe(struct platform_device *pdev) dev_err(&pdev->dev, "could not determine irqs\n"); return -ENOMEM; } + if (lp->eth_irq < 0 && lp->eth_irq != -ENXIO) + return lp->eth_irq; /* Reset core now that clocks are enabled, prior to accessing MDIO */ ret = __axienet_device_reset(lp); -- 2.43.0