diff options
Diffstat (limited to 'drivers/hwmon/iio_hwmon.c')
| -rw-r--r-- | drivers/hwmon/iio_hwmon.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/hwmon/iio_hwmon.c b/drivers/hwmon/iio_hwmon.c index 5c3c08449de7..f1c2d5faedf0 100644 --- a/drivers/hwmon/iio_hwmon.c +++ b/drivers/hwmon/iio_hwmon.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Hwmon client for industrial I/O devices * * Copyright (c) 2011 Jonathan Cameron - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. */ #include <linux/kernel.h> @@ -92,6 +89,9 @@ static int iio_hwmon_probe(struct platform_device *pdev) return -ENOMEM; for (i = 0; i < st->num_channels; i++) { + const char *prefix; + int n; + a = devm_kzalloc(dev, sizeof(*a), GFP_KERNEL); if (a == NULL) return -ENOMEM; @@ -103,28 +103,28 @@ static int iio_hwmon_probe(struct platform_device *pdev) switch (type) { case IIO_VOLTAGE: - a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL, - "in%d_input", - in_i++); + n = in_i++; + prefix = "in"; break; case IIO_TEMP: - a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL, - "temp%d_input", - temp_i++); + n = temp_i++; + prefix = "temp"; break; case IIO_CURRENT: - a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL, - "curr%d_input", - curr_i++); + n = curr_i++; + prefix = "curr"; break; case IIO_HUMIDITYRELATIVE: - a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL, - "humidity%d_input", - humidity_i++); + n = humidity_i++; + prefix = "humidity"; break; default: return -EINVAL; } + + a->dev_attr.attr.name = devm_kasprintf(dev, GFP_KERNEL, + "%s%d_input", + prefix, n); if (a->dev_attr.attr.name == NULL) return -ENOMEM; |