From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f47.google.com (mail-pj1-f47.google.com [209.85.216.47]) (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 AFFEF364927 for ; Tue, 14 Jul 2026 11:31:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.47 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784028716; cv=none; b=et+L7arBZM22O/U1RLq3mDUxkNxhwgdNN69G13whMkkklJRsWLStngEyhz8kZFmp6WagNOtNprtrQMVP5Eo/20OtYfUFKBlf8j4JEQ+UrBs5qkcvteFM5n7KukJuk3CG51erHbKRlBZrFR0uiHHabgsSYVBPnK2e4eHZ26ytab0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784028716; c=relaxed/simple; bh=KPEtP/l2rpCPUPVRlPtwP57praEDezWS+qamOeiLmy4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=qxpsLc6d+kDYnicaEr0D3OzCkU3NuxQGX6SLjhSHFJq+ix9yHGAST5XttqQJYqy6F1FgJGC+vrZKw4Ekxf2Oqy3FbFYXWzz9cf6YLFcY/d9eQCoJAh/9ReFN/IIMGjGOomao/GWoACGuxNtL51ztMIdc/l/N221rLhdaDGOgnwE= 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=f6GoyT10; arc=none smtp.client-ip=209.85.216.47 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="f6GoyT10" Received: by mail-pj1-f47.google.com with SMTP id 98e67ed59e1d1-383adaa461fso620808a91.3 for ; Tue, 14 Jul 2026 04:31:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1784028714; x=1784633514; 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=jrKroNG+WUkTMMJq+n2qekfNMAfDT5ieJ4xOEkhDX/M=; b=f6GoyT10QqNY9kD0Umpap57LxORyLhUnpAaU7eMLcPyM9f0FMDVk6jznIumVchjUJ6 DTjJw0MkDmnhPYYXrqAy76f/ADk0SuOm0k0Nxsxa7Y91iSXzjNla/KUgOvu8GdN1KqX9 m5zcJtGhYCq+/zUGMdmEWawFYioUnRGxTCEdOJka6WxZ3ffg1FSB73hqcrdVltUng6vI 0nhsbGqOm2SSksoUx+XkQWG1Qp30pdjIbeNCEAxup6mOMZ+Gx0yELCiZtrpc/jara8dv AQBiXGCUdkuSL7Ai/tT3W0QofHs535cMf1xUnpMFX+NGQQyvHJK694L978vowo3TryS2 LMww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784028714; x=1784633514; 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=jrKroNG+WUkTMMJq+n2qekfNMAfDT5ieJ4xOEkhDX/M=; b=BB3BZGMaLGxJjXhPDY7Gxx02Jo3O2jjx3hzgrk3ROZUdarULg48vCanAaWCXJZ/zFi 43ttpg6pNTX9SMqgy8WmNbv1KZycnBFiYyx6xaSh/HOvbWFQ1IIFj+OK4x0WEbKxUJCo SRLE+vCvGXseha/jP8D8IEuOHF0LB7wC2q4cj8CwGPDYmCRit0IO5V3Yl/uYqGbYiaRQ WdrUxcrs2h93wubrc6KGUgB6WnT4pxIp7PZMK9DKK+sga4MPc1mIxIwVQUvIHdkiHdKJ xAQnjbN9/cDEc/WUk7d7oR5r8oYD0/nz3XxvmYgeLuHDUOB4NRKj1BD3VJJOhW3wbhsu nCIQ== X-Forwarded-Encrypted: i=1; AHgh+RpeLgvqnyxtqhnwD/ktvJhm/slVEzJXKZYVy6UYpTDdnGoidVP9MlqSiaFmf0VYTLJg/EK7pvconBg=@vger.kernel.org X-Gm-Message-State: AOJu0YxOhDb4LvzJPzuKuafdWF8MW9gtrkESVApSyIX48pTPD3WooVfv 5MQcEuZcNYSJChrPfnnjlzu3iRUAHirFQBnW0qub07a7W1GVhe7Zd9A= X-Gm-Gg: AfdE7cmbYH/KQV4LHM3v8wUSRvJErgqPBPbErTztNtW8T8qZUlvKq2bvkKvpXP/535e jFQg//aBAlmJbgZP78qmiQXFcdHqxDWq4f/vUrblUZutMOwoGQE3jHPmyoNhPN6o8H/IIEf5UlE 1NZPqNxYgne8U/N2/H19BAISndwcxsH4MimRYFPMcAAznT2M8+0cFZ5e0Hrlb3AOkgtxDK2/Db1 TUNUlSiJiuuzr5KqyFkLytZa7LC2mtvkjcVkMTvvYci0v4MzZbH1Pdc5uSoxP10aSxZ4+FSX6Rj as1CRmDAhGSEtyrncia6a9SQRui22BXe/zy91288rqsNoGKaf/HhrH1n/P8neSYkZ5LIpz3ubDT aFKmGlWcQUrGeimYaXuG18OmdU1OwV9Grj/AowV1O1D0NSsKLd28gBrVBF3vY2D4fFey2QqbkQQ 8SBxgHT9sCaPkOzgwaXyk/0f0J39BgOLq+BZItt23JKRkvPxFkRgD9mgL4YXAW62A= X-Received: by 2002:a17:90a:d886:b0:366:10f1:3d91 with SMTP id 98e67ed59e1d1-38dc782c6b0mr11083125a91.1.1784028714130; Tue, 14 Jul 2026 04:31:54 -0700 (PDT) Received: from localhost.localdomain ([101.0.63.168]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-311747f72a6sm95357368eec.1.2026.07.14.04.31.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jul 2026 04:31:53 -0700 (PDT) From: Nikhil Gautam To: Jonathan Cameron Cc: David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , Stefan Windfeldt-Prytz , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Nikhil Gautam Subject: [PATCH v3 3/4] iio: light: opt4001: Reject integration times with a non-zero seconds part Date: Tue, 14 Jul 2026 17:01:33 +0530 Message-Id: <20260714113134.3445-4-nikhilgtr@gmail.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20260714113134.3445-1-nikhilgtr@gmail.com> References: <20260714113134.3445-1-nikhilgtr@gmail.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit opt4001_write_raw() only looks at val2 when setting the integration time, so a write such as 1.000600 is silently accepted as 600 us. Return -EINVAL if val is non-zero. Fixes: 9a9608418292 ("iio: light: Add support for TI OPT4001 light sensor") Signed-off-by: Nikhil Gautam --- drivers/iio/light/opt4001.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/iio/light/opt4001.c b/drivers/iio/light/opt4001.c index a0f174888384..bb4be6384e4c 100644 --- a/drivers/iio/light/opt4001.c +++ b/drivers/iio/light/opt4001.c @@ -269,6 +269,9 @@ static int opt4001_write_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_INT_TIME: + if (val) + return -EINVAL; + int_time = opt4001_als_time_to_index(val2); if (int_time < 0) return int_time; -- 2.39.5