diff options
| author | Christian Marangi <[email protected]> | 2023-05-29 16:32:37 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2023-05-31 08:42:09 +0000 |
| commit | c84c80c7388f887b10dafd70fc55bc6c5fe9fa5a (patch) | |
| tree | e4045d99ca2f052806534d971758dc48a585e052 | |
| parent | leds: trigger: netdev: add basic check for hw control support (diff) | |
| download | kernel-c84c80c7388f887b10dafd70fc55bc6c5fe9fa5a.tar.gz kernel-c84c80c7388f887b10dafd70fc55bc6c5fe9fa5a.zip | |
leds: trigger: netdev: reject interval store for hw_control
Reject interval store with hw_control enabled. It's are currently not
supported and MUST be set to the default value with hw control enabled.
Signed-off-by: Christian Marangi <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
| -rw-r--r-- | drivers/leds/trigger/ledtrig-netdev.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/leds/trigger/ledtrig-netdev.c b/drivers/leds/trigger/ledtrig-netdev.c index 2101cbbda707..cb2ec33abc4e 100644 --- a/drivers/leds/trigger/ledtrig-netdev.c +++ b/drivers/leds/trigger/ledtrig-netdev.c @@ -265,6 +265,9 @@ static ssize_t interval_store(struct device *dev, unsigned long value; int ret; + if (trigger_data->hw_control) + return -EINVAL; + ret = kstrtoul(buf, 0, &value); if (ret) return ret; |