diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/generic/files/drivers/net/phy/swconfig_leds.c | 41 |
1 files changed, 16 insertions, 25 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/swconfig_leds.c b/target/linux/generic/files/drivers/net/phy/swconfig_leds.c index abd7bed48c..7d122d26cd 100644 --- a/target/linux/generic/files/drivers/net/phy/swconfig_leds.c +++ b/target/linux/generic/files/drivers/net/phy/swconfig_leds.c @@ -94,37 +94,28 @@ swconfig_trig_port_mask_store(struct device *dev, struct device_attribute *attr, struct led_classdev *led_cdev = dev_get_drvdata(dev); struct swconfig_trig_data *trig_data = led_cdev->trigger_data; unsigned long port_mask; - ssize_t ret = -EINVAL; - char *after; - size_t count; + int ret; + bool changed; - port_mask = simple_strtoul(buf, &after, 16); - count = after - buf; + ret = kstrtoul(buf, 0, &port_mask); + if (ret) + return ret; - if (*after && isspace(*after)) - count++; + write_lock(&trig_data->lock); - if (count == size) { - bool changed; - - write_lock(&trig_data->lock); - - changed = (trig_data->port_mask != port_mask); - if (changed) { - trig_data->port_mask = port_mask; - if (port_mask == 0) - swconfig_trig_set_brightness(trig_data, LED_OFF); - } - - write_unlock(&trig_data->lock); + changed = (trig_data->port_mask != port_mask); + if (changed) { + trig_data->port_mask = port_mask; + if (port_mask == 0) + swconfig_trig_set_brightness(trig_data, LED_OFF); + } - if (changed) - swconfig_trig_update_port_mask(led_cdev->trigger); + write_unlock(&trig_data->lock); - ret = count; - } + if (changed) + swconfig_trig_update_port_mask(led_cdev->trigger); - return ret; + return size; } static ssize_t |