linux-kernel - [PATCH] infiniband/hw/cxgb3/cxio_hal.c: Use dma_zalloc

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Date:   Fri, 9 Nov 2018 22:20:29 +0530
From:   Sabyasachi Gupta <sabyasachi.linux@...il.com>
To:     swise@...lsio.com, dledford@...hat.com, jgg@...pe.ca
Cc:     jrdr.linux@...il.com, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org, brajeswar.linux@...il.com
Subject: [PATCH] infiniband/hw/cxgb3/cxio_hal.c: Use dma_zalloc_coherent

Replaced dma_alloc_coherent + memset with dma_zalloc_coherent

Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@...il.com>
---
 drivers/infiniband/hw/cxgb3/cxio_hal.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c
index dcb4bba..df4f7a3 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c
@@ -291,13 +291,12 @@ int cxio_create_qp(struct cxio_rdev *rdev_p, u32 kernel_domain,
 	if (!wq->sq)
 		goto err3;
 
-	wq->queue = dma_alloc_coherent(&(rdev_p->rnic_info.pdev->dev),
+	wq->queue = dma_zalloc_coherent(&(rdev_p->rnic_info.pdev->dev),
 					     depth * sizeof(union t3_wr),
 					     &(wq->dma_addr), GFP_KERNEL);
 	if (!wq->queue)
 		goto err4;
 
-	memset(wq->queue, 0, depth * sizeof(union t3_wr));
 	dma_unmap_addr_set(wq, mapping, wq->dma_addr);
 	wq->doorbell = (void __iomem *)rdev_p->rnic_info.kdb_addr;
 	if (!kernel_domain)
-- 
2.7.4