@@ -38,7 +38,7 @@ static int xiaomi_wmi_probe(struct wmi_device *wdev, const void *context)
struct xiaomi_wmi *data;
int ret;
- if (wdev == NULL || context == NULL)
+ if (!context)
return -EINVAL;
data = devm_kzalloc(&wdev->dev, sizeof(struct xiaomi_wmi), GFP_KERNEL);
@@ -66,14 +66,7 @@ static int xiaomi_wmi_probe(struct wmi_device *wdev, const void *context)
static void xiaomi_wmi_notify(struct wmi_device *wdev, union acpi_object *dummy)
{
- struct xiaomi_wmi *data;
-
- if (wdev == NULL)
- return;
-
- data = dev_get_drvdata(&wdev->dev);
- if (data == NULL)
- return;
+ struct xiaomi_wmi *data = dev_get_drvdata(&wdev->dev);
mutex_lock(&data->key_lock);
input_report_key(data->input_dev, data->key_code, 1);
The WMI driver core already makes sure that: - a valid WMI device is passed to each callback - the notify() callback runs after the probe() callback succeeds Remove the unnecessary NULL checks. Compile-tested only. Signed-off-by: Armin Wolf <W_Armin@gmx.de> --- drivers/platform/x86/xiaomi-wmi.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) -- 2.39.2