From af437cfd355275a62e45ce8281ef5cc57c953bbc Mon Sep 17 00:00:00 2001
From: Corentin Chary <corentin.chary@gmail.com>
Date: Tue, 22 May 2012 10:29:46 +0100
Subject: drm/backlight: initialize struct backlight_properties properly
Git-commit: af437cfd355275a62e45ce8281ef5cc57c953bbc
Patch-mainline: v3.5-rc1

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>
Acked-by: Michal Srb <msrb@suse.com>
---
 drivers/gpu/drm/i915/intel_panel.c              |    1 +
 drivers/gpu/drm/radeon/radeon_legacy_encoders.c |    1 +
 2 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 2b2e011..2a1625d 100644
--- 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
--- 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,

