From: Himanshu Jha <himanshujha199640@gmail.com>
Date: Sun, 31 Dec 2017 18:02:38 +0530
Subject: RDMA/bnxt_re: Use zeroing memory allocator than allocator/memset
Patch-mainline: v4.16-rc1
Git-commit: 7d37ebbb92d96df87afae1c4b2c78a92e07c2ed6
References: bsc#1104742 FATE#325917
Use dma_zalloc_coherent for allocating zeroed
memory and remove unnecessary memset function.
Done using Coccinelle.
Generated-by: scripts/coccinelle/api/alloc/kzalloc-simple.cocci
0-day tested with no failures.
Suggested-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/infiniband/hw/bnxt_re/qplib_res.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
--- a/drivers/infiniband/hw/bnxt_re/qplib_res.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c
@@ -104,13 +104,12 @@ static int __alloc_pbl(struct pci_dev *p
if (!sghead) {
for (i = 0; i < pages; i++) {
- pbl->pg_arr[i] = dma_alloc_coherent(&pdev->dev,
- pbl->pg_size,
- &pbl->pg_map_arr[i],
- GFP_KERNEL);
+ pbl->pg_arr[i] = dma_zalloc_coherent(&pdev->dev,
+ pbl->pg_size,
+ &pbl->pg_map_arr[i],
+ GFP_KERNEL);
if (!pbl->pg_arr[i])
goto fail;
- memset(pbl->pg_arr[i], 0, pbl->pg_size);
pbl->pg_count++;
}
} else {