We should use dma_pool_zalloc instead of dma_pool_alloc/memset.
Signed-off-by: Souptick joarder <jrdr.linux@xxxxxxxxx>
---
drivers/dma/zx296702_dma.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/dma/zx296702_dma.c b/drivers/dma/zx296702_dma.c
index 245d759..380276d 100644
--- a/drivers/dma/zx296702_dma.c
+++ b/drivers/dma/zx296702_dma.c
@@ -435,13 +435,12 @@ static struct zx_dma_desc_sw *zx_alloc_desc_resource(int num,
if (!ds)
return NULL;
- ds->desc_hw = dma_pool_alloc(d->pool, GFP_NOWAIT, &ds->desc_hw_lli);
+ ds->desc_hw = dma_pool_zalloc(d->pool, GFP_NOWAIT, &ds->desc_hw_lli);
if (!ds->desc_hw) {
dev_dbg(chan->device->dev, "vch %p: dma alloc fail\n", &c->vc);
kfree(ds);
return NULL;
}
- memset(ds->desc_hw, 0, sizeof(struct zx_desc_hw) * num);
ds->desc_num = num;
return ds;
}
--
1.9.1
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