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authorVinod Koul <vinod.koul@intel.com>2015-09-21 20:56:58 +0530
committerVinod Koul <vinod.koul@intel.com>2015-09-21 20:56:58 +0530
commit9c811209eb87f26e83f1b1afea186d4797f8b71e (patch)
tree99f96930da46326ed05e571561b2f9705229afe0
parent6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f (diff)
dmaengine: xgene-dma: use dma_pool_zalloc
We should use shiny new dma_pool_zalloc instead of dma_pool_alloc/memset Reported-by: Julia Lawall <julia.lawall@lip6.fr> Reported-by: kbuild test robot <fengguang.wu@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
-rw-r--r--drivers/dma/xgene-dma.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/dma/xgene-dma.c b/drivers/dma/xgene-dma.c
index b23e8d52d126..dc84ed1f7541 100644
--- a/drivers/dma/xgene-dma.c
+++ b/drivers/dma/xgene-dma.c
@@ -556,14 +556,12 @@ static struct xgene_dma_desc_sw *xgene_dma_alloc_descriptor(
struct xgene_dma_desc_sw *desc;
dma_addr_t phys;
- desc = dma_pool_alloc(chan->desc_pool, GFP_NOWAIT, &phys);
+ desc = dma_pool_zalloc(chan->desc_pool, GFP_NOWAIT, &phys);
if (!desc) {
chan_err(chan, "Failed to allocate LDs\n");
return NULL;
}
- memset(desc, 0, sizeof(*desc));
-
INIT_LIST_HEAD(&desc->tx_list);
desc->tx.phys = phys;
desc->tx.tx_submit = xgene_dma_tx_submit;