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drm: Retain reference to blob properties in lookup 

When we look up a blob property, make sure we retain a reference to the
blob for the lifetime.

v2: Use DRM_MODE_PROP_BLOB, not PROP_OBJECT + OBJECT_BLOB.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Tested-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Stone 2015-05-25 19:11:49 +01:00 committed by Daniel Vetter
parent e2f5d2ea47
commit da9b2a381a
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/drm_crtc.c
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@ -4775,7 +4775,8 @@ void drm_property_change_valid_put(struct drm_property *property,
if (drm_property_type_is(property, DRM_MODE_PROP_OBJECT)) {
if (property->values[0] == DRM_MODE_OBJECT_FB)
drm_framebuffer_unreference(obj_to_fb(ref));
}
} else if (drm_property_type_is(property, DRM_MODE_PROP_BLOB))
drm_property_unreference_blob(obj_to_blob(ref));
}
/**