drm: fix minor issues caused by core conversion

The conversion to core/driver got this check in-correct.

Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/drm_fops.c b/drivers/char/drm/drm_fops.c
index 9067942..7f9b00c 100644
--- a/drivers/char/drm/drm_fops.c
+++ b/drivers/char/drm/drm_fops.c
@@ -251,7 +251,7 @@
 		}
 	}
 	
-	if (drm_core_check_feature(dev, DRIVER_HAVE_DMA))
+	if (drm_core_check_feature(dev, DRIVER_HAVE_DMA) && !dev->driver->release)
 	{
 		dev->driver->reclaim_buffers(dev, filp);
 	}