From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f46.google.com (mail-pj1-f46.google.com [209.85.216.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 03EF33128B8 for ; Fri, 7 Aug 2026 08:17:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786090635; cv=none; b=A0c38OwPMF0ZTAf1UUzRd4Zt9E+kr3vPZ1MzpsOmMu41eiyEMyHe7FiNUdhhzNjKi/ffGhdUcB81Xf2sKbJNoWxvkJKZDIn7oAEX0T/WnEdsa5bNQ+gvPgu4WtkYm3JqmmPmrPAwlc7EMVLPurPjyZI6axuW2iee7wF3Gq9zA4g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786090635; c=relaxed/simple; bh=+d8U7eo3FoYEPxetwZLkQt58z/uMXVsRhfj2qvDre70=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZGT0kq+4dSRb8qLOG2l3Vmvh/XB02imQvCKJbnDXJhFln82ftmPdpaRTqeHSwvHYT2aJkvirPz8w23SmCIszZLPBH8SyOZc5vlOKGQaIM84XRO3YRighbD8OtPuI45+Kz8MbsdqTf66qz8hzx/4EcIKbqRsgJyES6ijFr+RBKEU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=aoALIiez; arc=none smtp.client-ip=209.85.216.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="aoALIiez" Received: by mail-pj1-f46.google.com with SMTP id 98e67ed59e1d1-38e08baf860so2920494a91.2 for ; Fri, 07 Aug 2026 01:17:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1786090633; x=1786695433; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=pRPg2fF5zW2ebng5FORfud2q4xXOQdkBJ5AC1S3iOZQ=; b=aoALIiezL/4a8A2aKz5Q4KrHqVbssmMP5mnvQT7fBPv63nLtUF+lo+1k2M5fxLFYac OgBnKbywba+1PZv4CMjb1BdJ4JmfQYaNs8TBhP2vXxO05S9pZc27DgTtDapPIQocpJGB WXNiQm0w2B9T19DalhDBMsx0piSs7gHwmYQwFMohDJqJlWuHQkE66sMEVhn/D6k8zjWK DvaRwIZWYYPoUuG73kwIu+EP4JFXB/yjaI3dMELbjUVuqf55Y1RSXHNlgLNEbydMw7a1 QTbzr0qmDtyf2eGdw1yAxPxuuZETsmx09UvEoL8EhSIyOsMFU5vOlkH5yLw6aVdrZi6d Rt8A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786090633; x=1786695433; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=pRPg2fF5zW2ebng5FORfud2q4xXOQdkBJ5AC1S3iOZQ=; b=HRl8/P8mxJSW2TnlQMNIytvNfa75yGzGMup7qk+VIXIbRt8qyVe2sDrdzl+kT5bhfG zegHiKl2G0vq5rfTCBXCvLwulkmg3hqnJHb38I6XHDtSr9xPmG9/dt2RzA21AUhNcv+x mbwzxwc7nocr7nE1IDFoG2NcIsyvGwv6sLIro0dYLwF9oVM4tUGvzmvj/WjrcwMmAzKg mgNmwX7wooy4hIv3X9ca8Y6hCgUx42Fa93ALJQ2tBEaND7sQGCo+mPZ2UlmoUPjPLIDD sfOcXmDDSRr3zzFDjz04B0t0/qqPFkI8jq3nmozzz6iw7rUUW07kaJWa50OAtb5DQvSt VCGw== X-Forwarded-Encrypted: i=1; AHgh+RodDDIifloB2+e3bYzrANMSf6zTF8Mt2x0v+n73sVzV3MH4HI0YyfmwVq8SCaMG6yDjOwVID15n+Q6vQVECig==@vger.kernel.org X-Gm-Message-State: AOJu0YzfVzlzLk35KShNHSbsKOSLt/W4/L15sh40xbBUHDDn7K1Y4c/L 6IXw0bbhtsIJQtcfJCYCOdbVdsxtVifkhFpl75yadzymaDIi+f4MzZXMcuiKTw== X-Gm-Gg: AR+sD13p2tW29XMZV8nnAo0Z9Y7hs0MgASy33/kStcWBo13/uG3BLIwvO7GdlicIGVV 8ZStAahkgLnmKRDLt/grUVNA09RDbrE9w/kVwPfhgTDwGvjlBuEOLn4MghbJlWbECxho32zkE69 A8fi9PKWF3Oz01Qx93bgi7AWFdCVdSgkFU+F84Bet8o+cWdfDS/BDSa7wN+vPZ5IrmGrKwRfWIx sAq5PzmvMI16XS0R43JEfh3I0qRpFQzX71+LVT3s/n+fNHTJNHiMNJ8ZnlRtpNyLJzWJtIV3TjS no6/DHdNtFLvXSrkd9yuleWSJ22oiOiysSnO/auVAsYNn0xDSw3M6Dr7v6qjU2+NKNYYZmHNvSk RaY4MNcH3ZNE6AGTBzax4WdVKzMyvBOyqsZYedxtK9JQhH1j3pzxy3JOuF8j1p+ZN7UxfwzviTe 2WOzNf27Sr3HVb0mJzpvpXR59V5rqBosZ3owWqHcLQ0hB/qzgUeoEwrWaNLXCTyiRwR1PoHyPem JZs1FB2mXnmXpPVy5EvaCLZ3/mcYC7iwWSqYBtzNdTd8XFqXi6XZ1enSKlH1k85+3OKhC18ty6w P4CZ X-Received: by 2002:a17:90b:274d:b0:38e:fea2:df53 with SMTP id 98e67ed59e1d1-3903c534d46mr24091471a91.4.1786090633235; Fri, 07 Aug 2026 01:17:13 -0700 (PDT) Received: from phuc-desktop.. ([183.91.15.56]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-39085de8ddcsm3913377a91.6.2026.08.07.01.17.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Aug 2026 01:17:12 -0700 (PDT) From: phucduc.bui@gmail.com To: Wim Van Sebroeck , Guenter Roeck , Joel Stanley , Andrew Jeffery , AngeloGioacchino Del Regno Cc: linux-arm-msm@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, bui duc phuc Subject: [PATCH 2/4] watchdog: mediatek: Propagate errors from optional IRQ lookup Date: Fri, 7 Aug 2026 15:16:50 +0700 Message-ID: <20260807081652.38692-2-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260807081652.38692-1-phucduc.bui@gmail.com> References: <20260807081652.38692-1-phucduc.bui@gmail.com> Precedence: bulk X-Mailing-List: linux-watchdog@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 IRQ is available, while other errors should be propagated. Instead of only checking for -EPROBE_DEFER, propagate all error codes returned by platform_get_irq_optional() other than -ENXIO, so that failures are properly reported to the caller. Signed-off-by: bui duc phuc --- drivers/watchdog/mtk_wdt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/watchdog/mtk_wdt.c b/drivers/watchdog/mtk_wdt.c index 91d110646e16..d9c30e4c80e3 100644 --- a/drivers/watchdog/mtk_wdt.c +++ b/drivers/watchdog/mtk_wdt.c @@ -422,8 +422,8 @@ static int mtk_wdt_probe(struct platform_device *pdev) mtk_wdt->wdt_dev.info = &mtk_wdt_pt_info; mtk_wdt->wdt_dev.pretimeout = WDT_MAX_TIMEOUT / 2; } else { - if (irq == -EPROBE_DEFER) - return -EPROBE_DEFER; + if (irq != -ENXIO) + return irq; mtk_wdt->wdt_dev.info = &mtk_wdt_info; } -- 2.43.0