63 	struct iio_hwmon_state *st;  in iio_hwmon_probe()  local
78 	st = devm_kzalloc(dev, sizeof(*st), GFP_KERNEL);  in iio_hwmon_probe()
79 	if (st == NULL) {  in iio_hwmon_probe()
84 	st->channels = channels;  in iio_hwmon_probe()
87 	while (st->channels[st->num_channels].indio_dev)  in iio_hwmon_probe()
88 		st->num_channels++;  in iio_hwmon_probe()
90 	st->attrs = devm_kzalloc(dev,  in iio_hwmon_probe()
91 				 sizeof(*st->attrs) * (st->num_channels + 1),  in iio_hwmon_probe()
93 	if (st->attrs == NULL) {  in iio_hwmon_probe()
98 	for (i = 0; i < st->num_channels; i++) {  in iio_hwmon_probe()
106 		ret = iio_get_channel_type(&st->channels[i], &type);  in iio_hwmon_probe()
142 		st->attrs[i] = &a->dev_attr.attr;  in iio_hwmon_probe()
145 	st->attr_group.attrs = st->attrs;  in iio_hwmon_probe()
146 	st->groups[0] = &st->attr_group;  in iio_hwmon_probe()
147 	st->hwmon_dev = hwmon_device_register_with_groups(dev, name, st,  in iio_hwmon_probe()
148 							  st->groups);  in iio_hwmon_probe()
149 	if (IS_ERR(st->hwmon_dev)) {  in iio_hwmon_probe()
150 		ret = PTR_ERR(st->hwmon_dev);  in iio_hwmon_probe()
153 	platform_set_drvdata(pdev, st);  in iio_hwmon_probe()
163 	struct iio_hwmon_state *st = platform_get_drvdata(pdev);  in iio_hwmon_remove()  local
165 	hwmon_device_unregister(st->hwmon_dev);  in iio_hwmon_remove()
166 	iio_channel_release_all(st->channels);  in iio_hwmon_remove()