netdev - [PATCH 17/21] net: tulip/winbond-840: use common rx

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <15d43c918eff036b89f087275f9444dc7a0c67e1.1310229312.git.mirq-linux@rere.qmqm.pl>
Date:	Sat,  9 Jul 2011 19:17:53 +0200 (CEST)
From:	Michał Mirosław <mirq-linux@...e.qmqm.pl>
To:	netdev@...r.kernel.org
Cc:	Grant Grundler <grundler@...isc-linux.org>
Subject: [PATCH 17/21] net: tulip/winbond-840: use common rx_copybreak
 handling

Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
---
 drivers/net/tulip/winbond-840.c |   25 +++++--------------------
 1 files changed, 5 insertions(+), 20 deletions(-)

diff --git a/drivers/net/tulip/winbond-840.c b/drivers/net/tulip/winbond-840.c
index 862eadf..c023512 100644
--- a/drivers/net/tulip/winbond-840.c
+++ b/drivers/net/tulip/winbond-840.c
@@ -1228,26 +1228,11 @@ static int netdev_rx(struct net_device *dev)
 				netdev_dbg(dev, "  netdev_rx() normal Rx pkt length %d status %x\n",
 					   pkt_len, status);
 #endif
-			/* Check if the packet is long enough to accept without copying
-			   to a minimally-sized skbuff. */
-			if (pkt_len < rx_copybreak &&
-			    (skb = dev_alloc_skb(pkt_len + 2)) != NULL) {
-				skb_reserve(skb, 2);	/* 16 byte align the IP header */
-				pci_dma_sync_single_for_cpu(np->pci_dev,np->rx_addr[entry],
-							    np->rx_skbuff[entry]->len,
-							    PCI_DMA_FROMDEVICE);
-				skb_copy_to_linear_data(skb, np->rx_skbuff[entry]->data, pkt_len);
-				skb_put(skb, pkt_len);
-				pci_dma_sync_single_for_device(np->pci_dev,np->rx_addr[entry],
-							       np->rx_skbuff[entry]->len,
-							       PCI_DMA_FROMDEVICE);
-			} else {
-				pci_unmap_single(np->pci_dev,np->rx_addr[entry],
-							np->rx_skbuff[entry]->len,
-							PCI_DMA_FROMDEVICE);
-				skb_put(skb = np->rx_skbuff[entry], pkt_len);
-				np->rx_skbuff[entry] = NULL;
-			}
+			skb = dev_skb_finish_rx_dma(&np->rx_skbuff[entry],
+				pkt_len, rx_copybreak,
+				&np->pci_dev->dev, np->rx_addr[entry],
+				np->rx_buf_sz);
+
 #ifndef final_version				/* Remove after testing. */
 			/* You will want this info for the initial debug. */
 			if (debug > 5)
-- 
1.7.5.4

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html