From: Leon Romanovsky <leonro@mellanox.com>
Date: Sun, 30 Jun 2019 15:48:32 +0000 (+0300)
Subject: RDMA/mlx5: Use proper allocation API to get zeroed memory
X-Git-Tag: v5.3-rc1~79^2~51
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=50ba3c18a4e549ba6a5a4672dfb3eb30fcb7d570;p=linux-block.git

RDMA/mlx5: Use proper allocation API to get zeroed memory

There is no need in custom memory zeroing, because it can be done
by using kzalloc from the beginning.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
---

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 692b60898ee2..1af36497d54c 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -4726,7 +4726,7 @@ static int __get_port_caps(struct mlx5_ib_dev *dev, u8 port)
 	int err = -ENOMEM;
 	struct ib_udata uhw = {.inlen = 0, .outlen = 0};
 
-	pprops = kmalloc(sizeof(*pprops), GFP_KERNEL);
+	pprops = kzalloc(sizeof(*pprops), GFP_KERNEL);
 	if (!pprops)
 		goto out;
 
@@ -4740,7 +4740,6 @@ static int __get_port_caps(struct mlx5_ib_dev *dev, u8 port)
 		goto out;
 	}
 
-	memset(pprops, 0, sizeof(*pprops));
 	err = mlx5_ib_query_port(&dev->ib_dev, port, pprops);
 	if (err) {
 		mlx5_ib_warn(dev, "query_port %d failed %d\n",