From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DEE531F12F7; Tue, 3 Dec 2024 16:08:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733242086; cv=none; b=cn8EW/iO9w+bT0LgC3hPXQ2xzxmN7Gh7OeLWPJ6UzsbdqUPEIsy8p8/XqCzQwJTuK1HVEQr2+yF+YgI1948iRbmL0qnZJ/OczSMwyn+PnrlkNPNtllYQG6KrW1PlyBe/aKA+Pfj0wLuhz/p337tZWf9IX+jHwkGUkhKLuXtDbF8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733242086; c=relaxed/simple; bh=y4XtsR+jC1aSBUyrikDzvZ2vluFNDR+iIZPZjA3DUrw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=dOAotQQrl05z6KZ54S3lM11+GGofpUenpe9IGgoUIt6yPJMqYB9ZYS1jUe7B196dXwNexkFhFORKfIK9T+65H3zEeA73kBDR9646In4oMaQa9Bslayf8MkhoBXvEqivXDj8n4iIwIKtzp84Ymg9bqUGmOLwM+oqaDAewS3b7zHU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XHsFaIgS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="XHsFaIgS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2EC7DC4CECF; Tue, 3 Dec 2024 16:08:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1733242085; bh=y4XtsR+jC1aSBUyrikDzvZ2vluFNDR+iIZPZjA3DUrw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XHsFaIgSQPVhbpdp4wyZ8SHzcyOGerqa+1UDysyx48HXXY2KdLf4FBQ9Ah3e0Nl6o +mDZ9T0l5ZtTW8gJssdjutHTaWyKySbXwkMp6e9Ve9bvnslMzIoa4OxMJIpT2YzKIU FKWFREExr+3oToc+o/C8ibbnsCbsoKRi+vH3FEv0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Antoniu Miclaus , Jonathan Cameron , Sasha Levin Subject: [PATCH 6.12 603/826] iio: accel: adxl380: fix raw sample read Date: Tue, 3 Dec 2024 15:45:30 +0100 Message-ID: <20241203144807.278049701@linuxfoundation.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241203144743.428732212@linuxfoundation.org> References: <20241203144743.428732212@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Antoniu Miclaus [ Upstream commit bfa335f18d91c52fa0f8ba3e4d49afebbd9ee792 ] The adxl380_read_chn function returns either a negative value in case an error occurs or the actual sample. Check only for negative values after a channel is read. Fixes: df36de13677a ("iio: accel: add ADXL380 driver") Signed-off-by: Antoniu Miclaus Link: https://patch.msgid.link/20241101095202.20121-1-antoniu.miclaus@analog.com Signed-off-by: Jonathan Cameron Signed-off-by: Sasha Levin --- drivers/iio/accel/adxl380.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/accel/adxl380.c b/drivers/iio/accel/adxl380.c index f80527d899be4..b19ee37df7f12 100644 --- a/drivers/iio/accel/adxl380.c +++ b/drivers/iio/accel/adxl380.c @@ -1181,7 +1181,7 @@ static int adxl380_read_raw(struct iio_dev *indio_dev, ret = adxl380_read_chn(st, chan->address); iio_device_release_direct_mode(indio_dev); - if (ret) + if (ret < 0) return ret; *val = sign_extend32(ret >> chan->scan_type.shift, -- 2.43.0