iwl3945: add debugfs to 3945

Patch adds debugfs to 3945. Also fix debugfs registration in iwlagn
to return error code if it fails.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 7 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 12de63e9c720..2751736b0b64 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2829,7 +2829,7 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
         err = iwl_dbgfs_register(priv, DRV_NAME);
         if (err)
-                IWL_ERR(priv, "failed to create debugfs files\n");
+                IWL_ERR(priv, "failed to create debugfs files. Ignoring error: %d\n", err);
 
         /* If platform's RF_KILL switch is NOT set to KILL */
         if (iwl_read32(priv, CSR_GP_CNTRL) & CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index c15d0cfb93bc..bcfe199567e6 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -4346,6 +4346,10 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
         if (err)
                 goto  out_remove_sysfs;
 
+        err = iwl_dbgfs_register(priv, DRV_NAME);
+        if (err)
+                IWL_ERR(priv, "failed to create debugfs files. Ignoring error: %d\n", err);
+
         err = iwl_rfkill_init(priv);
         if (err)
                 IWL_ERR(priv, "Unable to initialize RFKILL system. "
@@ -4396,6 +4400,8 @@ static void __devexit iwl3945_pci_remove(struct pci_dev *pdev)
 
         IWL_DEBUG_INFO(priv, "*** UNLOAD DRIVER ***\n");
 
+        iwl_dbgfs_unregister(priv);
+
         set_bit(STATUS_EXIT_PENDING, &priv->status);
 
         if (priv->mac80211_registered) {