dmaengine: at_xdmac: Use dma_pool_zalloc

We should use dma_pool_zalloc instead of dma_pool_alloc/memset.

Signed-off-by: Souptick joarder <jrdr.linux@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index b7d7f2d443a140f6e9f1783a89b2723ca02c4bed..40287ff9276882fb93dd3c990636c2b43c5bf1de 100644 (file)
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -444,9 +444,8 @@ static struct at_xdmac_desc *at_xdmac_alloc_desc(struct dma_chan *chan,
        struct at_xdmac         *atxdmac = to_at_xdmac(chan->device);
        dma_addr_t              phys;
 
-       desc = dma_pool_alloc(atxdmac->at_xdmac_desc_pool, gfp_flags, &phys);
+       desc = dma_pool_zalloc(atxdmac->at_xdmac_desc_pool, gfp_flags, &phys);
        if (desc) {
-               memset(desc, 0, sizeof(*desc));
                INIT_LIST_HEAD(&desc->descs_list);
                dma_async_tx_descriptor_init(&desc->tx_dma_desc, chan);
                desc->tx_dma_desc.tx_submit = at_xdmac_tx_submit;