drm/backlight: initialize struct backlight_properties properly

The power field was never correctly initialized.

[airlied: just took the two drm specific bits]

Signed-off-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 2b2e011..2a1625d 100644 (file)
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -368,6 +368,7 @@ int intel_panel_setup_backlight(struct drm_device *dev)
        else
                return -ENODEV;
 
+       memset(&props, 0, sizeof(props));
        props.type = BACKLIGHT_RAW;
        props.max_brightness = intel_panel_get_max_backlight(dev);
        dev_priv->backlight =

diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 42db254..a0c8222 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -369,6 +369,7 @@ void radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
                goto error;
        }
 
+       memset(&props, 0, sizeof(props));
        props.max_brightness = MAX_RADEON_LEVEL;
        props.type = BACKLIGHT_RAW;
        bd = backlight_device_register("radeon_bl", &drm_connector->kdev,