diff options
Diffstat (limited to 'drivers/hwmon/adcxx.c')
| -rw-r--r-- | drivers/hwmon/adcxx.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/hwmon/adcxx.c b/drivers/hwmon/adcxx.c index a3d3183454ad..f4c5867170d6 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[] = { @@ -171,7 +168,7 @@ static int __devinit adcxx_probe(struct spi_device *spi) int status; int i; - adc = kzalloc(sizeof *adc, GFP_KERNEL); + adc = devm_kzalloc(&spi->dev, sizeof(*adc), GFP_KERNEL); if (!adc) return -ENOMEM; @@ -208,7 +205,6 @@ out_err: spi_set_drvdata(spi, NULL); mutex_unlock(&adc->lock); - kfree(adc); return status; } @@ -224,7 +220,6 @@ static int __devexit adcxx_remove(struct spi_device *spi) spi_set_drvdata(spi, NULL); mutex_unlock(&adc->lock); - kfree(adc); return 0; } |