From e19d8baf8cfcc0b96d7578a22801d16400d877bd Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Sun, 22 Jan 2012 03:11:12 +0000 Subject: ipw2100: Fix order of device registration Currently cfg80211 fails to create a "phy80211" symlink in sysfs from the net device to the wiphy device. The latter needs to be registered first. Compile-tested only. Signed-off-by: Ben Hutchings Signed-off-by: John W. Linville --- drivers/net/wireless/ipw2x00/ipw2100.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) (limited to 'drivers/net/wireless/ipw2x00') diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c index c72136c07774..9cfae0c08707 100644 --- a/drivers/net/wireless/ipw2x00/ipw2100.c +++ b/drivers/net/wireless/ipw2x00/ipw2100.c @@ -1963,10 +1963,8 @@ static int ipw2100_wdev_init(struct net_device *dev) wdev->wiphy->n_cipher_suites = ARRAY_SIZE(ipw_cipher_suites); set_wiphy_dev(wdev->wiphy, &priv->pci_dev->dev); - if (wiphy_register(wdev->wiphy)) { - ipw2100_down(priv); + if (wiphy_register(wdev->wiphy)) return -EIO; - } return 0; } @@ -6331,6 +6329,11 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev, printk(KERN_INFO DRV_NAME ": Detected Intel PRO/Wireless 2100 Network Connection\n"); + err = ipw2100_wdev_init(dev); + if (err) + goto fail; + registered = 1; + /* Bring up the interface. Pre 0.46, after we registered the * network device we would call ipw2100_up. This introduced a race * condition with newer hotplug configurations (network was coming @@ -6347,11 +6350,7 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev, "Error calling register_netdev.\n"); goto fail; } - registered = 1; - - err = ipw2100_wdev_init(dev); - if (err) - goto fail; + registered = 2; mutex_lock(&priv->action_mutex); @@ -6390,13 +6389,16 @@ out: fail_unlock: mutex_unlock(&priv->action_mutex); - wiphy_unregister(priv->ieee->wdev.wiphy); - kfree(priv->ieee->bg_band.channels); fail: if (dev) { - if (registered) + if (registered >= 2) unregister_netdev(dev); + if (registered) { + wiphy_unregister(priv->ieee->wdev.wiphy); + kfree(priv->ieee->bg_band.channels); + } + ipw2100_hw_stop_adapter(priv); ipw2100_disable_interrupts(priv); -- cgit v1.2.3