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dmaengine: zx296702_dma: Use dma_pool_zalloc

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We should use dma_pool_zalloc instead of dma_pool_alloc/memset.

Signed-off-by: Souptick joarder <[email protected]>
Signed-off-by: Vinod Koul <[email protected]>
This commit is contained in:
Souptick Joarder authored and Vinod Koul committed 2016-11-30 08:50:40 +05:30
1 parent d648160863
commit c2e60fc702
1 file changed
+1 -2
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drivers/dma/zx296702_dma.c
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@@ -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;
}