On Tue, Aug 06 2013, Rob Herring wrote:
+static void reserved_mem_release_device_from_dt(struct device *dev) +{
struct reserved_mem *region = get_dma_memory_region(dev);if (!region)return;if (!region->cma)if (region && !region->cma)
!region case is handled two lines above, so no need to check if region is not null.
dma_release_declared_memory(dev);+}