1 files changed, 22 insertions, 3 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 5da6b35..129e2d3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1719,6 +1719,10 @@ static int iwl_read_ucode(struct iwl_priv *priv)
 	priv->ucode_data_backup.len = data_size;
 	iwl_alloc_fw_desc(priv->pci_dev, &priv->ucode_data_backup);
 
+	if (!priv->ucode_code.v_addr || !priv->ucode_data.v_addr ||
+	    !priv->ucode_data_backup.v_addr)
+		goto err_pci_alloc;
+
 	/* Initialization instructions and data */
 	if (init_size && init_data_size) {
 		priv->ucode_init.len = init_size;
@@ -2482,7 +2486,7 @@ static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 		dev_kfree_skb_any(skb);
 
 	IWL_DEBUG_MACDUMP("leave\n");
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int iwl_mac_add_interface(struct ieee80211_hw *hw,
@@ -3864,7 +3868,7 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 	err = iwl_eeprom_check_version(priv);
 	if (err)
-		goto out_iounmap;
+		goto out_free_eeprom;
 
 	/* extract MAC Address */
 	iwl_eeprom_get_mac(priv, priv->mac_addr);
@@ -3941,6 +3945,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	return 0;
 
  out_remove_sysfs:
+	destroy_workqueue(priv->workqueue);
+	priv->workqueue = NULL;
 	sysfs_remove_group(&pdev->dev.kobj, &iwl_attribute_group);
  out_uninit_drv:
 	iwl_uninit_drv(priv);
@@ -3949,8 +3955,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
  out_iounmap:
 	pci_iounmap(pdev, priv->hw_base);
  out_pci_release_regions:
-	pci_release_regions(pdev);
 	pci_set_drvdata(pdev, NULL);
+	pci_release_regions(pdev);
  out_pci_disable_device:
 	pci_disable_device(pdev);
  out_ieee80211_free_hw:
@@ -4038,6 +4044,19 @@ static int iwl_pci_suspend(struct pci_dev *pdev, pm_message_t state)
 		priv->is_open = 1;
 	}
 
+	/* pci driver assumes state will be saved in this function.
+	 * pci state is saved and device disabled when interface is
+	 * stopped, so at this time pci device will always be disabled -
+	 * whether interface was started or not. saving pci state now will
+	 * cause saved state be that of a disabled device, which will cause
+	 * problems during resume in that we will end up with a disabled device.
+	 *
+	 * indicate that the current saved state (from when interface was
+	 * stopped) is valid. if interface was never up at time of suspend
+	 * then the saved state will still be valid as it was saved during
+	 * .probe. */
+	pdev->state_saved = true;
+
 	pci_set_power_state(pdev, PCI_D3hot);
 
 	return 0;