diff --git a/shared-core/radeon_drv.h b/shared-core/radeon_drv.h
index 1cf0341..4fa953d 100644
--- a/shared-core/radeon_drv.h
+++ b/shared-core/radeon_drv.h
@@ -375,7 +375,6 @@ extern void radeon_mem_release(struct drm_file *file_priv,
 extern int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_priv);
 
-extern void radeon_do_release(struct drm_device * dev);
 extern u32 radeon_get_vblank_counter(struct drm_device *dev, int crtc);
 extern int radeon_enable_vblank(struct drm_device *dev, int crtc);
 extern void radeon_disable_vblank(struct drm_device *dev, int crtc);