From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f52.google.com (mail-wr1-f52.google.com [209.85.221.52]) (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 0059E2580F0 for ; Fri, 24 Oct 2025 06:19:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.52 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761286769; cv=none; b=LPzNRYt/yDY1IMPHriD0jDFoGBZcRdst+9tXZrHBfR3+xmABHXgZXf8yPlZEYx1XmzJeBjxnM5dycTrz4KlZQqoIdTbyoYwSNdsfVwKqlpEhyy2f1YTawrSwZKnQ4C0aCyHIyHjKgpi8uZ5EjbhSnwuU6vSG48PMcxsque+wDLc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761286769; c=relaxed/simple; bh=MjiIMaVHnxv85Sm0BB/UlJ62CEBZJOgW3U0C8rO6buI=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=bU7rOELgrJJBH/kLaCywKBhOzTslkFMD0J9W5nndZyAZjai+xWJ9vnY/pCeyqepCO9T+ZIT50xXg4J39eW5cpg9UZwvDQb32+vWWbSAAyZ78i9M7YzgkR63OmUifP54nk3QRT7LuxwvmxzCeseL9xngH99gpxLJSJPfi56i6wSQ= 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=atL7cSc5; arc=none smtp.client-ip=209.85.221.52 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="atL7cSc5" Received: by mail-wr1-f52.google.com with SMTP id ffacd0b85a97d-42557c5cedcso1138352f8f.0 for ; Thu, 23 Oct 2025 23:19:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1761286766; x=1761891566; darn=vger.kernel.org; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :from:to:cc:subject:date:message-id:reply-to; bh=iuW7JMitWdY//EYRZ6hUg7/sC/5FBOcO0+pu8iYSN+U=; b=atL7cSc5/Ej7zPQ7n2QKen4qg1yhVqDWtKpvlEK43J03d791ymvxss64cDsU2+C9+P FklFpCf/E0YNZmocWnGM/vjbp/eoyp4LwMvnvGiRW9751fI9HMh/GVxTuC+P+sD7dNrZ Xi6nD/kMIS+tK5VbrCrfoupVlqwHVZNTzk2baUBQNGBmOpr3gcUCUFQOXFday8GDNTpU hmvgTkqhcokaic4v2eoUh1AqfzUGUZT5iQVqkfB58EpgMYB6L2H900gf5GyfVcCeC4ne 0fe4tuRtrkndVfYQhpMjvgVLCjtfofyEXVaTU2OmCL0UXX+2BL3olqZbtZ5CvIBThutg 8UJg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1761286766; x=1761891566; h=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=iuW7JMitWdY//EYRZ6hUg7/sC/5FBOcO0+pu8iYSN+U=; b=oijnb4jxuJ83RpnYdW+XnAUkJ4XvyeC8BuhCLPTiveJtNURAIuvdIXkLtnXHsgwh3R D61wjBtpHY6PBnd8s00IZfW9xYmQ0YR3zsKfJKpzHgEsZp/nfgv+S7v9uq3VP8xEjINB ayGtpZgilniNqQ6Gvei1ITT7R+t5ee2EpSPy9ewI9YvN2EpX7VLF5Ye4gb/8sW5SCjoW sePzf/mmSppyrbpTsQutRVCqxUbjqvIEF3TXqPlUFg8Ya4Xkccrp3xsZf53Ozbr/6+60 Qc98xa+IrsQvtaJCYzmGlk1uczher6tZrYlO4nx/t6l7P64fZc9a5cqIBvQPY5/WMlKQ +4VQ== X-Forwarded-Encrypted: i=1; AJvYcCX9cJqZz+fjXSnzOy+YQmaPvCG1C2Mc9MAFCNfqAsaWQUBtCh8IyYkrWbCXvb2lM1Q7DjcngEkC5zAaguE=@vger.kernel.org X-Gm-Message-State: AOJu0YwpV0S4LpUltHG4HHd4vj+oMTRez6qpLrGCfVMfqFwpiaH1icQd wGbwYWY5iv+Zk4O+PnSDOgbuAiskJPO+/I58jCNJrKF0KwfbA9w73xsk7yZ0lV2nrKI= X-Gm-Gg: ASbGncvGIpkTKz6ipV7GqMKA5IYV5c65zLfUs5cCiwHvoHQ6VCnhGnJFrtsUmMkkL7e 3gVcPDJvVPXZ52fyonVDjdUz1eiD1lpzCZBk9QpGZ/QZe7vC+WlmtvnpwADVIkqjEAhYwqSBBiM 8D9I8la3aj97zTmNaZk9kfygTd5T2yjQ9YrB7ngrYxNhj5FVvglVbPH8+7/paQGtDze2MgTJYI0 yxy+HCy9lkPCtJVydckpvm4qshS4aXJHpekdqp1Bem2lC5+nxkXHjo41piT5u0iGm3dB/R4zloq hEjZvGM/Qqmy9HJtSbT0YxRKJYy6uD7vT0QTISg14eNjTUsQ6Aq3gUnDUGoYWFPn5nVxHLJsf0m xuc025NeG7GbfBIjpBuTK0V/VBVcqam1aogM6Pf4zlJyCW37GM5yEwNDRtAR3gcB+KT+EUDomRk 7zJdbq5AqDJ4BKHDD0 X-Google-Smtp-Source: AGHT+IGuaT91f6JlqW4V0ICbs5URxpfktlg0GOQ7b4e28m0jHXiomSrIXCP/t5AqtpgGIxAmYlkf2Q== X-Received: by 2002:a05:6000:200c:b0:428:3ef4:9a10 with SMTP id ffacd0b85a97d-4283ef49ddamr15607904f8f.54.1761286766184; Thu, 23 Oct 2025 23:19:26 -0700 (PDT) Received: from localhost ([196.207.164.177]) by smtp.gmail.com with UTF8SMTPSA id ffacd0b85a97d-429898adf78sm8054566f8f.32.2025.10.23.23.19.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Oct 2025 23:19:25 -0700 (PDT) Date: Fri, 24 Oct 2025 09:19:21 +0300 From: Dan Carpenter To: Ioana Ciornei Cc: Linus Walleij , Bartosz Golaszewski , Michael Walle , Frank Li , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH next] gpio: qixis-fpga: Fix a NULL vs IS_ERR() bug in probe() Message-ID: 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 X-Mailer: git-send-email haha only kidding The devm_platform_ioremap_resource() function doesn't return NULL, it returns error pointers. Fix the checking to match. Fixes: e88500247dc3 ("gpio: add QIXIS FPGA GPIO controller") Signed-off-by: Dan Carpenter --- drivers/gpio/gpio-qixis-fpga.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpio/gpio-qixis-fpga.c b/drivers/gpio/gpio-qixis-fpga.c index 54c2c76822d5..6e67f43ac0bd 100644 --- a/drivers/gpio/gpio-qixis-fpga.c +++ b/drivers/gpio/gpio-qixis-fpga.c @@ -56,8 +56,8 @@ static int qixis_cpld_gpio_probe(struct platform_device *pdev) * create our own from the MMIO space. */ reg = devm_platform_ioremap_resource(pdev, 0); - if (!reg) - return -ENODEV; + if (IS_ERR(reg)) + return PTR_ERR(reg); regmap = devm_regmap_init_mmio(&pdev->dev, reg, ®map_config_8r_8v); if (!regmap) -- 2.51.0