[PATCH net-next v2 2/6] ethernet: amd: use devm_ioremap()

From: varkabhadram
Date: Mon Jul 14 2014 - 02:28:54 EST


From: Varka Bhadram <varkab@xxxxxxx>

This patch replace ioremap() with the devm_ioremap() so that
the resource will be freed automatically with the probe failed.

Signed-off-by: Varka Bhadram <varkab@xxxxxxx>
---
drivers/net/ethernet/amd/amd8111e.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/amd/amd8111e.c b/drivers/net/ethernet/amd/amd8111e.c
index ddd09e8..433107c 100644
--- a/drivers/net/ethernet/amd/amd8111e.c
+++ b/drivers/net/ethernet/amd/amd8111e.c
@@ -1866,7 +1866,7 @@ static int amd8111e_probe_one(struct pci_dev *pdev,

spin_lock_init(&lp->lock);

- lp->mmio = ioremap(reg_addr, reg_len);
+ lp->mmio = devm_ioremap(&pdev->dev, reg_addr, reg_len);
if (!lp->mmio) {
printk(KERN_ERR "amd8111e: Cannot map device registers, "
"exiting\n");
@@ -1913,7 +1913,7 @@ static int amd8111e_probe_one(struct pci_dev *pdev,
if (err) {
printk(KERN_ERR "amd8111e: Cannot register net device, "
"exiting.\n");
- goto err_iounmap;
+ goto err_free_dev;
}

pci_set_drvdata(pdev, dev);
@@ -1943,8 +1943,6 @@ static int amd8111e_probe_one(struct pci_dev *pdev,
printk(KERN_INFO "%s: Couldn't detect MII PHY, assuming address 0x01\n",
dev->name);
return 0;
-err_iounmap:
- iounmap(lp->mmio);

err_free_dev:
free_netdev(dev);
@@ -1964,7 +1962,6 @@ static void amd8111e_remove_one(struct pci_dev *pdev)

if (dev) {
unregister_netdev(dev);
- iounmap(((struct amd8111e_priv *)netdev_priv(dev))->mmio);
free_netdev(dev);
pci_release_regions(pdev);
pci_disable_device(pdev);
--
1.7.9.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/