[PATCH] infiniband/hw/hns/hns_roce_hw_v2.c: Use dma_zalloc_coherent

[Sabyasachi Gupta]

Replaced dma_alloc_coherent + memset with dma_zalloc_coherent

Signed-off-by: Sabyasachi Gupta <sabyasachi.li...@gmail.com>
---
 drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c 
b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index a4c62ae..c9966ec 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -4972,13 +4972,12 @@ static int hns_roce_mhop_alloc_eq(struct hns_roce_dev 
*hr_dev,
                                eqe_alloc = i * (buf_chk_sz / eq->eqe_size);
                                size = (eq->entries - eqe_alloc) * eq->eqe_size;
                        }
-                       eq->buf[i] = dma_alloc_coherent(dev, size,
+                       eq->buf[i] = dma_zalloc_coherent(dev, size,
                                                        &(eq->buf_dma[i]),
                                                        GFP_KERNEL);
                        if (!eq->buf[i])
                                goto err_dma_alloc_buf;
 
-                       memset(eq->buf[i], 0, size);
                        *(eq->bt_l0 + i) = eq->buf_dma[i];
 
                        eq_buf_cnt++;
-- 
2.7.4