On Tue, Mar 10, 2015 at 03:46:08PM +0900, Alexandre Courbot wrote: > If a memory allocation fails when using the DMA allocator, > gk20a_instobj_dtor_dma() will be called on the failed instmem object. > At this time, node->handle might not be NULL despite the call to > dma_alloc_attrs() having failed. node->cpuaddr is the right member to > check for such a failure, so use it instead. Indeed. The DMA address handle is in fact the very opposite of 0 in the failure case (DMA_ERROR_CODE). Reviewed-by: Thierry Reding <treding@xxxxxxxxxx>
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