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Staging: wlan-ng: p80211netdev.c fix netdev alloc to prevent oops on device start

a version of this patch is in the wlan-ng_devel tree

initializes netdev correctly to prevent an oops on device start.

Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Richard Kennedy 2008-11-03 11:09:34 +00:00 committed by Greg Kroah-Hartman
parent 56afef56eb
commit ee313528d9

View File

@ -814,13 +814,11 @@ int wlan_setup(wlandevice_t *wlandev)
(unsigned long)wlandev);
/* Allocate and initialize the struct device */
dev = kmalloc(sizeof(netdevice_t), GFP_ATOMIC);
dev = alloc_netdev(0,"wlan%d",ether_setup);
if ( dev == NULL ) {
WLAN_LOG_ERROR("Failed to alloc netdev.\n");
result = 1;
} else {
memset( dev, 0, sizeof(netdevice_t));
ether_setup(dev);
wlandev->netdev = dev;
dev->ml_priv = wlandev;
dev->hard_start_xmit = p80211knetdev_hard_start_xmit;
@ -927,15 +925,9 @@ int register_wlandev(wlandevice_t *wlandev)
DBFENTER;
i = dev_alloc_name(wlandev->netdev, "wlan%d");
if (i >= 0) {
i = register_netdev(wlandev->netdev);
}
if (i != 0) {
return -EIO;
}
strcpy(wlandev->name, dev->name);
i = register_netdev(wlandev->netdev);
if (i)
return i;
DBFEXIT;
return 0;