[PATCH 2/8] net/mlxsw: use pci_zalloc_consistent instead of pci_alloc_consistent

[Robert Eshleman]

This patch replaces a call to pci_alloc_consistent and then
memset(0,) with a single call to pci_zalloc_consistent.

Signed-off-by: Robert Eshleman <bobbyeshle...@gmail.com>
---
 drivers/net/ethernet/mellanox/mlxsw/pci.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c 
b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index a2321fe8d6a0..388f349573f3 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -830,12 +830,11 @@ static int mlxsw_pci_queue_init(struct mlxsw_pci 
*mlxsw_pci, char *mbox,
                tasklet_init(&q->tasklet, q_ops->tasklet, (unsigned long) q);
 
        mem_item->size = MLXSW_PCI_AQ_SIZE;
-       mem_item->buf = pci_alloc_consistent(mlxsw_pci->pdev,
-                                            mem_item->size,
-                                            &mem_item->mapaddr);
+       mem_item->buf = pci_zalloc_consistent(mlxsw_pci->pdev,
+                                             mem_item->size,
+                                             &mem_item->mapaddr);
        if (!mem_item->buf)
                return -ENOMEM;
-       memset(mem_item->buf, 0, mem_item->size);
 
        q->elem_info = kcalloc(q->count, sizeof(*q->elem_info), GFP_KERNEL);
        if (!q->elem_info) {
-- 
2.20.1