diff options
Diffstat (limited to 'drivers/hwmon/adcxx.c')
| -rw-r--r-- | drivers/hwmon/adcxx.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/hwmon/adcxx.c b/drivers/hwmon/adcxx.c index a3d3183454a..04c08c2f79b 100644 --- a/drivers/hwmon/adcxx.c +++ b/drivers/hwmon/adcxx.c @@ -141,10 +141,7 @@ static ssize_t adcxx_set_max(struct device *dev, static ssize_t adcxx_show_name(struct device *dev, struct device_attribute *devattr, char *buf) { - struct spi_device *spi = to_spi_device(dev); - struct adcxx *adc = spi_get_drvdata(spi); - - return sprintf(buf, "adcxx%ds\n", adc->channels); + return sprintf(buf, "%s\n", to_spi_device(dev)->modalias); } static struct sensor_device_attribute ad_input[] = { @@ -164,14 +161,14 @@ static struct sensor_device_attribute ad_input[] = { /*----------------------------------------------------------------------*/ -static int __devinit adcxx_probe(struct spi_device *spi) +static int adcxx_probe(struct spi_device *spi) { int channels = spi_get_device_id(spi)->driver_data; struct adcxx *adc; int status; int i; - adc = kzalloc(sizeof *adc, GFP_KERNEL); + adc = devm_kzalloc(&spi->dev, sizeof(*adc), GFP_KERNEL); if (!adc) return -ENOMEM; @@ -206,13 +203,11 @@ out_err: for (i--; i >= 0; i--) device_remove_file(&spi->dev, &ad_input[i].dev_attr); - spi_set_drvdata(spi, NULL); mutex_unlock(&adc->lock); - kfree(adc); return status; } -static int __devexit adcxx_remove(struct spi_device *spi) +static int adcxx_remove(struct spi_device *spi) { struct adcxx *adc = spi_get_drvdata(spi); int i; @@ -222,9 +217,7 @@ static int __devexit adcxx_remove(struct spi_device *spi) for (i = 0; i < 3 + adc->channels; i++) device_remove_file(&spi->dev, &ad_input[i].dev_attr); - spi_set_drvdata(spi, NULL); mutex_unlock(&adc->lock); - kfree(adc); return 0; } @@ -245,7 +238,7 @@ static struct spi_driver adcxx_driver = { }, .id_table = adcxx_ids, .probe = adcxx_probe, - .remove = __devexit_p(adcxx_remove), + .remove = adcxx_remove, }; module_spi_driver(adcxx_driver); |