be2net: minor code optimizations

Couple of code optimizations in the Rx path (to avoid a memset).

From: Sathya P <sathyap@serverengines.com>
Signed-off-by: Ajit Khaparde <ajitk@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index c65c63427d41a1c8930620adb426b20635a3a194..1951d7620a885b5a3ba5b70f4ee3b2d2d4c8679e 100644 (file)
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -636,9 +636,11 @@ get_rx_page_info(struct be_adapter *adapter, u16 frag_idx)
        rx_page_info = &adapter->rx_obj.page_info_tbl[frag_idx];
        BUG_ON(!rx_page_info->page);
 
-       if (rx_page_info->last_page_user)
+       if (rx_page_info->last_page_user) {
                pci_unmap_page(adapter->pdev, pci_unmap_addr(rx_page_info, bus),
                        adapter->big_page_size, PCI_DMA_FROMDEVICE);
+               rx_page_info->last_page_user = false;
+       }
 
        atomic_dec(&rxq->used);
        return rx_page_info;
@@ -706,7 +708,7 @@ static void skb_fill_rx_data(struct be_adapter *adapter,
                skb->data_len = curr_frag_len - hdr_len;
                skb->tail += hdr_len;
        }
-       memset(page_info, 0, sizeof(*page_info));
+       page_info->page = NULL;
 
        if (pktsize <= rx_frag_size) {
                BUG_ON(num_rcvd != 1);
@@ -739,7 +741,7 @@ static void skb_fill_rx_data(struct be_adapter *adapter,
                skb->len += curr_frag_len;
                skb->data_len += curr_frag_len;
 
-               memset(page_info, 0, sizeof(*page_info));
+               page_info->page = NULL;
        }
        BUG_ON(j > MAX_SKB_FRAGS);