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drm/i915/sdvo: Check for allocation failure when constructing properties 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Chris Wilson 2010-08-04 13:50:27 +01:00 committed by Eric Anholt
parent 400397506f
commit fcc8d6721c
1 changed files with 38 additions and 2 deletions
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40
drivers/gpu/drm/i915/intel_sdvo.c
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@ -1687,8 +1687,8 @@ static int intel_sdvo_get_modes(struct drm_connector *connector)
return !list_empty(&connector->probed_modes);
}
static
void intel_sdvo_destroy_enhance_property(struct drm_connector *connector)
static void
intel_sdvo_destroy_enhance_property(struct drm_connector *connector)
{
struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
struct drm_device *dev = connector->dev;
@ -2104,6 +2104,7 @@ intel_sdvo_tv_init(struct intel_sdvo *intel_sdvo, int type)
return true;
err:
intel_sdvo_destroy_enhance_property(connector);
kfree(intel_sdvo_connector);
return false;
}
@ -2178,6 +2179,7 @@ intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device)
return true;
err:
intel_sdvo_destroy_enhance_property(connector);
kfree(intel_sdvo_connector);
return false;
}
@ -2269,6 +2271,8 @@ static bool intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->tv_format_property =
drm_property_create(dev, DRM_MODE_PROP_ENUM,
"mode", intel_sdvo_connector->format_supported_num);
if (!intel_sdvo_connector->tv_format_property)
return false;
for (i = 0; i < intel_sdvo_connector->format_supported_num; i++)
drm_property_add_enum(
@ -2321,14 +2325,21 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->left_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"left_margin", 2);
if (!intel_sdvo_connector->left_property)
return false;
intel_sdvo_connector->left_property->values[0] = 0;
intel_sdvo_connector->left_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
intel_sdvo_connector->left_property,
intel_sdvo_connector->left_margin);
intel_sdvo_connector->right_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"right_margin", 2);
if (!intel_sdvo_connector->right_property)
return false;
intel_sdvo_connector->right_property->values[0] = 0;
intel_sdvo_connector->right_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
@ -2355,14 +2366,21 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->top_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"top_margin", 2);
if (!intel_sdvo_connector->top_property)
return false;
intel_sdvo_connector->top_property->values[0] = 0;
intel_sdvo_connector->top_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
intel_sdvo_connector->top_property,
intel_sdvo_connector->top_margin);
intel_sdvo_connector->bottom_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"bottom_margin", 2);
if (!intel_sdvo_connector->bottom_property)
return false;
intel_sdvo_connector->bottom_property->values[0] = 0;
intel_sdvo_connector->bottom_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
@ -2388,6 +2406,9 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->hpos_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"hpos", 2);
if (!intel_sdvo_connector->hpos_property)
return false;
intel_sdvo_connector->hpos_property->values[0] = 0;
intel_sdvo_connector->hpos_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
@ -2413,6 +2434,9 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->vpos_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"vpos", 2);
if (!intel_sdvo_connector->vpos_property)
return false;
intel_sdvo_connector->vpos_property->values[0] = 0;
intel_sdvo_connector->vpos_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
@ -2438,6 +2462,9 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->saturation_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"saturation", 2);
if (!intel_sdvo_connector->saturation_property)
return false;
intel_sdvo_connector->saturation_property->values[0] = 0;
intel_sdvo_connector->saturation_property->values[1] =
data_value[0];
@ -2462,6 +2489,9 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->contrast_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"contrast", 2);
if (!intel_sdvo_connector->contrast_property)
return false;
intel_sdvo_connector->contrast_property->values[0] = 0;
intel_sdvo_connector->contrast_property->values[1] = data_value[0];
drm_connector_attach_property(connector,
@ -2485,6 +2515,9 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->hue_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"hue", 2);
if (!intel_sdvo_connector->hue_property)
return false;
intel_sdvo_connector->hue_property->values[0] = 0;
intel_sdvo_connector->hue_property->values[1] =
data_value[0];
@ -2510,6 +2543,9 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
intel_sdvo_connector->brightness_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE,
"brightness", 2);
if (!intel_sdvo_connector->brightness_property)
return false;
intel_sdvo_connector->brightness_property->values[0] = 0;
intel_sdvo_connector->brightness_property->values[1] =
data_value[0];