[PATCH] ipw2100: Fix deadlock detected by lockdep

Fix by removing dependency between priv->action_sem and rtnl semaphore.

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/net/wireless/ipw2100.c b/drivers/net/wireless/ipw2100.c
index e955db435b30..5d5dab6a209c 100644
--- a/drivers/net/wireless/ipw2100.c
+++ b/drivers/net/wireless/ipw2100.c
@@ -6254,13 +6254,14 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
          * member to call a function that then just turns and calls ipw2100_up.
          * net_dev->init is called after name allocation but before the
          * notifier chain is called */
-        mutex_lock(&priv->action_mutex);
         err = register_netdev(dev);
         if (err) {
                 printk(KERN_WARNING DRV_NAME
                        "Error calling register_netdev.\n");
-                goto fail_unlock;
+                goto fail;
         }
+
+        mutex_lock(&priv->action_mutex);
         registered = 1;
 
         IPW_DEBUG_INFO("%s: Bound to %s\n", dev->name, pci_name(pci_dev));