Re: [Linaro-mm-sig] [PATCH v4 3/4] drivers: of: add initialization code for dma reserved memory

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);
  

+}