On 7/15/19 05:18, Fuqian Huang wrote: > In commit 518a2f1925c3 > ("dma-mapping: zero memory returned from dma_alloc_*"), > dma_alloc_coherent has already zeroed the memory. > So memset is not needed > > Signed-off-by: Fuqian Huang <huangfq.daxian@xxxxxxxxx> Reviewed-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>