From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f66.google.com (mail-wm1-f66.google.com [209.85.128.66]) (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 6BF3C3D667F for ; Fri, 6 Feb 2026 13:40:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.66 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770385236; cv=none; b=QnshKLDPLmVe1dpIbHlFOCu9z16foHXZGJRY0RuPPbk5dyZsd/CHckxrFkxMpQX1zuxXWZpRmExSWgqfLKtQFTGV3OX7RulZn5olJFny+Dfh0Egf3PPc3sD/BDX9AZtaLd0uEVqOFYrV32xH4pT3GKv7PzSVAHCL+xJC5DvpLf8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770385236; c=relaxed/simple; bh=9xkfp/5sEkljnpwnbvMQYdsISAyCde7qxaq/u+bkt88=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=W6H9ajzlubcr7p8Ryc+PzMcHO9eCXyGKayEHVw0VROBfHAKq+XVR9I53YfvubS/P04qT1QFRMzxhqaXJEvIaR4qcyGjzN6x2znBuEgH0myCqZ1rNL0plxl/e7OWOMQoXSr+B7A7ZSn8FlSyJ/K6bai8TFbw7ywxYgb7f6LP0TGk= 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=u0K0oHRU; arc=none smtp.client-ip=209.85.128.66 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="u0K0oHRU" Received: by mail-wm1-f66.google.com with SMTP id 5b1f17b1804b1-48068127f00so20278305e9.3 for ; Fri, 06 Feb 2026 05:40:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1770385235; x=1770990035; 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=ifQVd9mHvQ9A0LehS/GYxtjaFVzIJ5wDUx2GxDCApAQ=; b=u0K0oHRU4twpWhfCIFHS4hMIl56+KOq90nW2Gok0oqVJ6g9mUmxWLsDI5FIjYbiGYS ECCV2hVQBwlORiCxpHP3yf5mfYBreYc5ZMxBW5QW+PY6B8gPu53M+38+ZhzxuksM+Gvr Sd4Fe7V0Pq4fnV2usYvtFpt+XiFjFv2TvG+euQS7Qyhh++xiPXhVGy2m7pyXFJnAj1T+ iJVxo6UvHopWnAEM5EtxqSCc9Eka8IYjLs1A1dLt1wBAZqGeV2/nssLp+lf0NIxaIvES THTeFVCc6P8nx1wK+pLVvYy8nbcOhVEEH36gZheYXB0ygMqLg1vOOLIwwR52smUFCXaZ Dctw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770385235; x=1770990035; h=in-reply-to:content-disposition:mime-version:message-id:subject:cc :to:from:date:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=ifQVd9mHvQ9A0LehS/GYxtjaFVzIJ5wDUx2GxDCApAQ=; b=niICG0Cke/93ibX6WgmNGJTPE4YNKmBEnLQh0CPQeU+qkOLymsYvVJv0Ay5660PBCh Q5XFdRruN87k4zMmaP/bULvdzcKLzq4mWIP5I6EgVApe3VfFK9+D74+QkLRUcKqcxAHU LRZqYZ00EiITjLVe3YCwRO7zCpZCTooviU+jikL3okgzSP8mJflzOlpLreE8hH3/1I/Q 8Fkb+MfGpRNmM2w4eaEQe9ubxNYgvUBBzEpIYaE3zcPx3MLtPkF5c7UkdCO2SfUVCDJo xMwUMXrA/j61hp4cKwa9pZEQYe89bDh0E0nXrcJXFVJAoJDrfcGIGP2ngh3eqdTFz++Q jiYg== X-Forwarded-Encrypted: i=1; AJvYcCVqzmiLD0tvL9O8rWLilM/l92YznQ3tqWgmElpNgAZmk0M+JwJ0etpmKZjuQ17IGeFDL7mH1lcpyrlyANE=@vger.kernel.org X-Gm-Message-State: AOJu0YwCSYVvi2l8AXB8UB5B9jW09S7yZ2rs1SUJh+JwF6agIV5vREyn H0MWIhu/Slr5I2ZkaBZ3c3TtLWliQH7vyStRshMnlt92BABkzOhXi2u2+YtZw9rLub+aHqIaN55 7N8+F X-Gm-Gg: AZuq6aI4mDK4ayHC1Y2bfjfKO68r34Ehx3tc69tsbMA2KCDWWOGs20Wz/kCdOanJ26q kRCT+g1PGju0rYz3ZLdlPAZCoRH91uFgmJutD2lL2vlejPN3qJcrDDtib80hUWC1Fvc06EQwmKO /m3Z8HAQ9+JBceLItlyksK4Z0aaS/ZmNVK6Xr01ifdBiCSuzGMDTgUCTVhH5yqrakPUemZkmTur Mx93nc6xJ/04wPSYi/hER7bRqVcbFPc53X2ItGsBbjnWZS1KBf3KKSyxggQLqxkpDbsgU2NA+1M Wc07hRgkJc/++++p691O8MmKmxRaPemu4C12YKOFJXiyK+1Id+tEbipOkt2/BQO1UrIQl7M2Fpj vX2vsOEtMH/56kHvc0ar0kSN2HgySVlt4q2H2QDl8RoKMVQbXXPmeDUqCFL3DsfPdh4mBmyM+ia 1n5L5iXRoRrnAzEILP X-Received: by 2002:a05:600c:1d24:b0:477:7c7d:d9b2 with SMTP id 5b1f17b1804b1-48320236b1emr36327525e9.32.1770385234828; Fri, 06 Feb 2026 05:40:34 -0800 (PST) Received: from localhost ([196.207.164.177]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-483207286bcsm50480925e9.12.2026.02.06.05.40.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 Feb 2026 05:40:34 -0800 (PST) Date: Fri, 6 Feb 2026 16:40:31 +0300 From: Dan Carpenter To: Jorge Marques Cc: David Lechner , Nuno =?iso-8859-1?Q?S=E1?= , Andy Shevchenko , linux-iio@vger.kernel.org, linux-kernel Subject: [bug report] iio: adc: Add support for ad4062 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 In-Reply-To: [ Smatch checking is paused while we raise funding. #SadFace https://lore.kernel.org/all/aTaiGSbWZ9DJaGo7@stanley.mountain/ -dan ] Hello Jorge Marques, Commit d5284402d28f ("iio: adc: Add support for ad4062") from Dec 17, 2025 (linux-next), leads to the following Smatch static checker warning: drivers/iio/adc/ad4062.c:1557 ad4062_probe() warn: passing positive error code 's32min-(-1),1-3' to 'dev_err_probe' drivers/iio/adc/ad4062.c 1547 pm_runtime_set_active(dev); 1548 ret = devm_pm_runtime_enable(dev); 1549 if (ret) 1550 return dev_err_probe(dev, ret, "Failed to enable pm_runtime\n"); 1551 1552 pm_runtime_set_autosuspend_delay(dev, 1000); 1553 pm_runtime_use_autosuspend(dev); 1554 1555 ret = ad4062_request_ibi(i3cdev); 1556 if (ret) --> 1557 return dev_err_probe(dev, ret, "Failed to request i3c ibi\n"); The comments for ad4062_request_ibi() say it returns negative error codes but the comments for i3c_master_enec_locked() say it returns "a positive I3C error code if the error is one of the official Mx error codes, and a negative error code otherwise." 1558 1559 ret = ad4062_gpio_init(st); 1560 if (ret) 1561 return ret; 1562 1563 ret = devm_work_autocancel(dev, &st->trig_conv, ad4062_trigger_work); 1564 if (ret) 1565 return ret; 1566 1567 return devm_iio_device_register(dev, indio_dev); 1568 } regards, dan carpenter