iwlwifi: pcie: init ref_lock

The ref_lock that was recently added is missing initialization
which makes lockdep unhappy and is generally a bad idea.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c
index 9ee4ca0..95c2ab1 100644 (file)
--- a/drivers/net/wireless/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/iwlwifi/pcie/trans.c
@@ -2348,6 +2348,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
        trans_pcie->trans = trans;
        spin_lock_init(&trans_pcie->irq_lock);
        spin_lock_init(&trans_pcie->reg_lock);
+       spin_lock_init(&trans_pcie->ref_lock);
        init_waitqueue_head(&trans_pcie->ucode_write_waitq);
 
        err = pci_enable_device(pdev);