In alloc_cmd_box(), pci_pool_alloc() followed by memset will be
replaced by pci_pool_zalloc()
Signed-off-by: Souptick joarder <jrdr.linux@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
        if (!mailbox)
                return ERR_PTR(-ENOMEM);
 
-       mailbox->buf = pci_pool_alloc(dev->cmd.pool, flags,
-                                     &mailbox->dma);
+       mailbox->buf = pci_pool_zalloc(dev->cmd.pool, flags,
+                                      &mailbox->dma);
        if (!mailbox->buf) {
                mlx5_core_dbg(dev, "failed allocation\n");
                kfree(mailbox);
                return ERR_PTR(-ENOMEM);
        }
-       memset(mailbox->buf, 0, sizeof(struct mlx5_cmd_prot_block));
        mailbox->next = NULL;
 
        return mailbox;