netdev - [PATCH net-next #2 21/39] tulip_core: stop using net_device.{base

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: <43487f61a41077ec5cf8587248eb502f5d9be785.1333704409.git.romieu@fr.zoreil.com>
Date:	Fri,  6 Apr 2012 12:06:35 +0200
From:	Francois Romieu <romieu@...zoreil.com>
To:	netdev@...r.kernel.org
Cc:	"David Miller" <davem@...emloft.net>,
	Grant Grundler <grundler@...isc-linux.org>
Subject: [PATCH net-next #2 21/39] tulip_core: stop using net_device.{base_addr, irq}.

Signed-off-by: Francois Romieu <romieu@...zoreil.com>
Cc: Grant Grundler <grundler@...isc-linux.org>
---
 drivers/net/ethernet/dec/tulip/tulip_core.c |   27 ++++++++++++++++-----------
 1 files changed, 16 insertions(+), 11 deletions(-)

diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c
index fea3641..25fe117 100644
--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -328,7 +328,7 @@ static void tulip_up(struct net_device *dev)
 	udelay(100);
 
 	if (tulip_debug > 1)
-		netdev_dbg(dev, "tulip_up(), irq==%d\n", dev->irq);
+		netdev_dbg(dev, "tulip_up(), irq==%d\n", tp->pdev->irq);
 
 	iowrite32(tp->rx_ring_dma, ioaddr + CSR3);
 	iowrite32(tp->tx_ring_dma, ioaddr + CSR4);
@@ -515,11 +515,13 @@ media_picked:
 static int
 tulip_open(struct net_device *dev)
 {
+	struct tulip_private *tp = netdev_priv(dev);
 	int retval;
 
 	tulip_init_ring (dev);
 
-	retval = request_irq(dev->irq, tulip_interrupt, IRQF_SHARED, dev->name, dev);
+	retval = request_irq(tp->pdev->irq, tulip_interrupt, IRQF_SHARED,
+			     dev->name, dev);
 	if (retval)
 		goto free_ring;
 
@@ -841,7 +843,7 @@ static int tulip_close (struct net_device *dev)
 		netdev_dbg(dev, "Shutting down ethercard, status was %02x\n",
 			   ioread32 (ioaddr + CSR5));
 
-	free_irq (dev->irq, dev);
+	free_irq (tp->pdev->irq, dev);
 
 	tulip_free_ring (dev);
 
@@ -1489,8 +1491,6 @@ static int __devinit tulip_init_one (struct pci_dev *pdev,
 
 	INIT_WORK(&tp->media_work, tulip_tbl[tp->chip_id].media_task);
 
-	dev->base_addr = (unsigned long)ioaddr;
-
 #ifdef CONFIG_TULIP_MWI
 	if (!force_csr0 && (tp->flags & HAS_PCI_MWI))
 		tulip_mwi_config (pdev, dev);
@@ -1650,7 +1650,6 @@ static int __devinit tulip_init_one (struct pci_dev *pdev,
 	for (i = 0; i < 6; i++)
 		last_phys_addr[i] = dev->dev_addr[i];
 	last_irq = irq;
-	dev->irq = irq;
 
 	/* The lower four bits are the media type. */
 	if (board_idx >= 0  &&  board_idx < MAX_UNITS) {
@@ -1858,7 +1857,8 @@ static int tulip_suspend (struct pci_dev *pdev, pm_message_t state)
 	tulip_down(dev);
 
 	netif_device_detach(dev);
-	free_irq(dev->irq, dev);
+	/* FIXME: it needlessly adds an error path. */
+	free_irq(tp->pdev->irq, dev);
 
 save_state:
 	pci_save_state(pdev);
@@ -1900,7 +1900,9 @@ static int tulip_resume(struct pci_dev *pdev)
 		return retval;
 	}
 
-	if ((retval = request_irq(dev->irq, tulip_interrupt, IRQF_SHARED, dev->name, dev))) {
+	retval = request_irq(pdev->irq, tulip_interrupt, IRQF_SHARED,
+			     dev->name, dev);
+	if (retval < 0) {
 		pr_err("request_irq failed in resume\n");
 		return retval;
 	}
@@ -1960,11 +1962,14 @@ static void __devexit tulip_remove_one (struct pci_dev *pdev)
 
 static void poll_tulip (struct net_device *dev)
 {
+	struct tulip_private *tp = netdev_priv(dev);
+	const int irq = tp->pdev->irq;
+
 	/* disable_irq here is not very nice, but with the lockless
 	   interrupt handler we have no other choice. */
-	disable_irq(dev->irq);
-	tulip_interrupt (dev->irq, dev);
-	enable_irq(dev->irq);
+	disable_irq(irq);
+	tulip_interrupt (irq, dev);
+	enable_irq(irq);
 }
 #endif
 
-- 
1.7.7.6

--
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