diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/818-v6.5-04-leds-trigger-netdev-refactor-code-setting-device-nam.patch')
| -rw-r--r-- | target/linux/generic/backport-5.15/818-v6.5-04-leds-trigger-netdev-refactor-code-setting-device-nam.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/818-v6.5-04-leds-trigger-netdev-refactor-code-setting-device-nam.patch b/target/linux/generic/backport-5.15/818-v6.5-04-leds-trigger-netdev-refactor-code-setting-device-nam.patch new file mode 100644 index 0000000000..3c804c0b41 --- /dev/null +++ b/target/linux/generic/backport-5.15/818-v6.5-04-leds-trigger-netdev-refactor-code-setting-device-nam.patch @@ -0,0 +1,69 @@ +From 28a6a2ef18ad840a390d519840c303b03040961c Mon Sep 17 00:00:00 2001 +From: Andrew Lunn <andrew@lunn.ch> +Date: Mon, 29 May 2023 18:32:34 +0200 +Subject: [PATCH 04/13] leds: trigger: netdev: refactor code setting device + name + +Move the code into a helper, ready for it to be called at +other times. No intended behaviour change. + +Signed-off-by: Andrew Lunn <andrew@lunn.ch> +Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + drivers/leds/trigger/ledtrig-netdev.c | 29 ++++++++++++++++++--------- + 1 file changed, 20 insertions(+), 9 deletions(-) + +--- a/drivers/leds/trigger/ledtrig-netdev.c ++++ b/drivers/leds/trigger/ledtrig-netdev.c +@@ -104,15 +104,9 @@ static ssize_t device_name_show(struct d + return len; + } + +-static ssize_t device_name_store(struct device *dev, +- struct device_attribute *attr, const char *buf, +- size_t size) ++static int set_device_name(struct led_netdev_data *trigger_data, ++ const char *name, size_t size) + { +- struct led_netdev_data *trigger_data = led_trigger_get_drvdata(dev); +- +- if (size >= IFNAMSIZ) +- return -EINVAL; +- + cancel_delayed_work_sync(&trigger_data->work); + + mutex_lock(&trigger_data->lock); +@@ -122,7 +116,7 @@ static ssize_t device_name_store(struct + trigger_data->net_dev = NULL; + } + +- memcpy(trigger_data->device_name, buf, size); ++ memcpy(trigger_data->device_name, name, size); + trigger_data->device_name[size] = 0; + if (size > 0 && trigger_data->device_name[size - 1] == '\n') + trigger_data->device_name[size - 1] = 0; +@@ -140,6 +134,23 @@ static ssize_t device_name_store(struct + set_baseline_state(trigger_data); + mutex_unlock(&trigger_data->lock); + ++ return 0; ++} ++ ++static ssize_t device_name_store(struct device *dev, ++ struct device_attribute *attr, const char *buf, ++ size_t size) ++{ ++ struct led_netdev_data *trigger_data = led_trigger_get_drvdata(dev); ++ int ret; ++ ++ if (size >= IFNAMSIZ) ++ return -EINVAL; ++ ++ ret = set_device_name(trigger_data, buf, size); ++ ++ if (ret < 0) ++ return ret; + return size; + } + |