From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f44.google.com (mail-wm1-f44.google.com [209.85.128.44]) (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 A21121632C0 for ; Fri, 25 Oct 2024 14:34:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.44 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729866884; cv=none; b=TvbZgwi1CBDap9wUpMWZDuFUtai5+SzK2w7T3DyW0mUtiHz47dbiJAoAvucKzk72+6XJEaEM0h7r1ex4AesvQOTf1BHEYTUZ70G8DUgNUIGRGNSGUnlgXptRiGMEYD+2SuLUooykKIKjbxfnMVKonpn/ijROSATH+7yQLe/XvbI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729866884; c=relaxed/simple; bh=ryZ2C43R41J0Yc2L+92/UwFPSUdODY1r2Hxgxi1jWBk=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=GaazSIPpxuzzNTjtDvip+Jhz19EXHF/NnMvHwCvmCF7jX2Sx7llPfjj/+6BGGH82BwEj6axu2mGuBsyupipQJsoTgP6VZi8jJdNJziMRUoJvHhFIpmXr8QlsH1okgCpKi5AJPXo9Lnswb2OQLNwUojSeUpZ/t3mAt0TMmNVKafU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=TPKZuaaZ; arc=none smtp.client-ip=209.85.128.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="TPKZuaaZ" Received: by mail-wm1-f44.google.com with SMTP id 5b1f17b1804b1-4314c452180so21969125e9.0 for ; Fri, 25 Oct 2024 07:34:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1729866880; x=1730471680; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:message-id:subject:cc :to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=D2Yr8EEmNPRUroD+TTomt6XCtgwDN7DROHjTn3fuIzE=; b=TPKZuaaZLY+hTEJzNJI7Sn1M8svQm+A39s8xpJLzPLgdTWvJ/2U65C2Qswz4VONsuD JWFV3nYXbLd9pn5R43Dsu+6ti6hxCgsL2SoQQCntyoIC0rccKAKWgSmXK5o2b00A8PEk Zi3bBoR+/z9/e3Hj/ZC60cGBFljJAy6RbRcm0+fxjcsNFixlPkkJE2v4s5ObiXHUAFDG +RDzcvcKkim0rEi4ZAft+Gp8V3p//se5FrQATA9Y7+iOvA8xz7Mrzy1tynBcifmN2xuC IslZi+ZaxWIQMGF8m5ZjO2ZmD1/U7JwR7+sGQgD2Ruzc5qHCTrxIVB2yCdt4msa04/al LWEA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729866880; x=1730471680; h=in-reply-to:content-disposition:mime-version:message-id:subject:cc :to:from:date:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=D2Yr8EEmNPRUroD+TTomt6XCtgwDN7DROHjTn3fuIzE=; b=wDLJNXwZjhgHi08pHwId94wqiOVGyRZhYT3Oev2YF6ZBN6Gedfnu+o4AANMTj81L3w +xEmGrRiSEjovwvj5YcpuYsMMSnVI9U+XRNTHjeU71pLJQ7pYdzRmhzEHqn/7RmEcJSq Jq+Y6gbcTKYUmnJHKMzgJ54pqs+4991Hu/H2Oawh8IY0rtfTMJHBIYLbWR01g9Ob99sY cdhZ2+WU5BqEswPdpcWk4xQf8oa9e6D7XL7qqagZTpkjgeCh09/cmTlbE9JQmagqap60 HBHpzqQU19jonTgCyvIFUZgUiFGyhx2dwx8J0YeozqZoBELNLmCIHbjfyTk4zX5CO3Qt Mx4A== X-Forwarded-Encrypted: i=1; AJvYcCWML3b9HzVSZlRByK2Tt5uOApBpEMH3FrXinudlAB5LcNHeD5q7BSxvgBUf+49isy3WQBVVc1rt5llcV+A=@vger.kernel.org X-Gm-Message-State: AOJu0YxYPe9GYdYUpLillVHUUmrrlSNJpDBj7NS6euzxLU/YIOOBNdjD V1ZTLYHGwu6q8VXogwSS85GEYfXfdWFBwkHDms7uuDYsB8SZU1+HAZlq64yijzg= X-Google-Smtp-Source: AGHT+IHQ51cd+qtz6SSuTLjdY9C0RA4c2ssPpUrMmivHkZkhJ9GaBbiBnAO01CUGDbjejVQB64JqHg== X-Received: by 2002:a05:600c:3b9e:b0:42f:84ec:3e0 with SMTP id 5b1f17b1804b1-4318b5b301bmr49162895e9.9.1729866879999; Fri, 25 Oct 2024 07:34:39 -0700 (PDT) Received: from localhost ([196.207.164.177]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4318b56ef06sm49777565e9.30.2024.10.25.07.34.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Oct 2024 07:34:39 -0700 (PDT) Date: Fri, 25 Oct 2024 17:34:35 +0300 From: Dan Carpenter To: oe-kbuild@lists.linux.dev, Rouven Czerwinski , Jessica Zhang , Sam Ravnborg , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev, kernel@pengutronix.de, Rouven Czerwinski , Neil Armstrong , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter Subject: Re: [PATCH 3/3] drm/panel: add Fitipower EK79007AD3 panel driver Message-ID: <47f88a3d-52e5-4645-8a29-880123d58b57@stanley.mountain> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241023124411.1153552-3-r.czerwinski@pengutronix.de> Hi Rouven, kernel test robot noticed the following build warnings: url: https://github.com/intel-lab-lkp/linux/commits/Rouven-Czerwinski/dt-bindings-display-panel-add-YAML-schema-for-LXD-M9189A/20241023-204826 base: c2ee9f594da826bea183ed14f2cc029c719bf4da patch link: https://lore.kernel.org/r/20241023124411.1153552-3-r.czerwinski%40pengutronix.de patch subject: [PATCH 3/3] drm/panel: add Fitipower EK79007AD3 panel driver config: nios2-randconfig-r072-20241025 (https://download.01.org/0day-ci/archive/20241025/202410252201.QglvauIC-lkp@intel.com/config) compiler: nios2-linux-gcc (GCC) 14.1.0 If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202410252201.QglvauIC-lkp@intel.com/ smatch warnings: drivers/gpu/drm/panel/panel-lxd-m9189a.c:193 ek79007ad3_probe() error: uninitialized symbol 'ret'. vim +/ret +193 drivers/gpu/drm/panel/panel-lxd-m9189a.c a69b961abc36b3 Rouven Czerwinski 2024-10-23 181 static int ek79007ad3_probe(struct mipi_dsi_device *dsi) a69b961abc36b3 Rouven Czerwinski 2024-10-23 182 { a69b961abc36b3 Rouven Czerwinski 2024-10-23 183 struct device *dev = &dsi->dev; a69b961abc36b3 Rouven Czerwinski 2024-10-23 184 struct ek79007ad3_panel *ctx; a69b961abc36b3 Rouven Czerwinski 2024-10-23 185 int ret; a69b961abc36b3 Rouven Czerwinski 2024-10-23 186 a69b961abc36b3 Rouven Czerwinski 2024-10-23 187 ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); a69b961abc36b3 Rouven Czerwinski 2024-10-23 188 if (!ctx) a69b961abc36b3 Rouven Czerwinski 2024-10-23 189 return -ENOMEM; a69b961abc36b3 Rouven Czerwinski 2024-10-23 190 a69b961abc36b3 Rouven Czerwinski 2024-10-23 191 ctx->supply = devm_regulator_get(dev, "vdd"); a69b961abc36b3 Rouven Czerwinski 2024-10-23 192 if (IS_ERR(ctx->supply)) a69b961abc36b3 Rouven Czerwinski 2024-10-23 @193 return dev_err_probe(dev, ret, "Failed to get regulator\n"); s/ret/PTR_ERR(ctx->supply)/ a69b961abc36b3 Rouven Czerwinski 2024-10-23 194 a69b961abc36b3 Rouven Czerwinski 2024-10-23 195 ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); a69b961abc36b3 Rouven Czerwinski 2024-10-23 196 if (IS_ERR(ctx->reset_gpio)) a69b961abc36b3 Rouven Czerwinski 2024-10-23 197 return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), a69b961abc36b3 Rouven Czerwinski 2024-10-23 198 "Failed to get reset-gpios\n"); a69b961abc36b3 Rouven Czerwinski 2024-10-23 199 a69b961abc36b3 Rouven Czerwinski 2024-10-23 200 ctx->standby_gpio = devm_gpiod_get(dev, "standby", GPIOD_OUT_LOW); a69b961abc36b3 Rouven Czerwinski 2024-10-23 201 if (IS_ERR(ctx->standby_gpio)) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki