From: Vinod Koul <vinod.koul@intel.com>
Date: Wed, 7 Dec 2016 04:06:22 +0000 (+0530)
Subject: dmaengine: at_hdmac: move to dma_pool_zalloc
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=12154c87374c90b3b6bc169e1162aa4a27e91a63;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

dmaengine: at_hdmac: move to dma_pool_zalloc

Replace dma_pool_alloc & memset with dma_pool_zalloc.

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index a4c8f80db29d..1baf3404a365 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -111,9 +111,8 @@ static struct at_desc *atc_alloc_descriptor(struct dma_chan *chan,
 	struct at_dma	*atdma = to_at_dma(chan->device);
 	dma_addr_t phys;
 
-	desc = dma_pool_alloc(atdma->dma_desc_pool, gfp_flags, &phys);
+	desc = dma_pool_zalloc(atdma->dma_desc_pool, gfp_flags, &phys);
 	if (desc) {
-		memset(desc, 0, sizeof(struct at_desc));
 		INIT_LIST_HEAD(&desc->tx_list);
 		dma_async_tx_descriptor_init(&desc->txd, chan);
 		/* txd.flags will be overwritten in prep functions */