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dmaengine: pch_dma: Replace pci_pool_alloc by pci_pool_zalloc 

Inside pdc_alloc_desc(), pci_pool_alloc() followed by memset will be
replaced by pci_pool_zalloc()

Signed-off-by: Souptick joarder <jrdr.linux@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
hifive-unleashed-5.1
Souptick Joarder 2016-11-28 15:41:44 +05:30 committed by Vinod Koul
parent 942ba9dc13
commit 5c279b1003
1 changed files with 1 additions and 2 deletions
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3
drivers/dma/pch_dma.c
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@ -439,9 +439,8 @@ static struct pch_dma_desc *pdc_alloc_desc(struct dma_chan *chan, gfp_t flags)
struct pch_dma *pd = to_pd(chan->device);
dma_addr_t addr;
desc = pci_pool_alloc(pd->pool, flags, &addr);
desc = pci_pool_zalloc(pd->pool, flags, &addr);
if (desc) {
memset(desc, 0, sizeof(struct pch_dma_desc));
INIT_LIST_HEAD(&desc->tx_list);
dma_async_tx_descriptor_init(&desc->txd, chan);
desc->txd.tx_submit = pd_tx_submit;