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net/mlx5e: Use array_size() helper

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Use array_size() helper to aid in 2-factor allocation instances.

Link: https://github.com/KSPP/linux/issues/160
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Gustavo A. R. Silva 2021-09-28 16:54:10 -05:00 committed by Saeed Mahameed
parent ab9ace3415
commit 51984c9ee0
1 changed files with 6 additions and 4 deletions
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10
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
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@ -930,9 +930,10 @@ static int mlx5e_alloc_xdpsq_fifo(struct mlx5e_xdpsq *sq, int numa)
struct mlx5e_xdp_info_fifo *xdpi_fifo = &sq->db.xdpi_fifo;
int wq_sz = mlx5_wq_cyc_get_size(&sq->wq);
int dsegs_per_wq = wq_sz * MLX5_SEND_WQEBB_NUM_DS;
size_t size;
xdpi_fifo->xi = kvzalloc_node(sizeof(*xdpi_fifo->xi) * dsegs_per_wq,
GFP_KERNEL, numa);
size = array_size(sizeof(*xdpi_fifo->xi), dsegs_per_wq);
xdpi_fifo->xi = kvzalloc_node(size, GFP_KERNEL, numa);
if (!xdpi_fifo->xi)
return -ENOMEM;
@ -946,10 +947,11 @@ static int mlx5e_alloc_xdpsq_fifo(struct mlx5e_xdpsq *sq, int numa)
static int mlx5e_alloc_xdpsq_db(struct mlx5e_xdpsq *sq, int numa)
{
int wq_sz = mlx5_wq_cyc_get_size(&sq->wq);
size_t size;
int err;
sq->db.wqe_info = kvzalloc_node(sizeof(*sq->db.wqe_info) * wq_sz,
GFP_KERNEL, numa);
size = array_size(sizeof(*sq->db.wqe_info), wq_sz);
sq->db.wqe_info = kvzalloc_node(size, GFP_KERNEL, numa);
if (!sq->db.wqe_info)
return -ENOMEM;