iwlwifi: check return value of pci_enable_device

pci_enable_device is tagged with __must_check therefore
don't ignore the return value in pci_resume handlers

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 8 insertions, 2 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index c54a9bcbb2e1..ad6403395e43 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -3767,9 +3767,12 @@ static int iwl_pci_suspend(struct pci_dev *pdev, pm_message_t state)
 static int iwl_pci_resume(struct pci_dev *pdev)
 {
         struct iwl_priv *priv = pci_get_drvdata(pdev);
+        int ret;
 
         pci_set_power_state(pdev, PCI_D0);
-        pci_enable_device(pdev);
+        ret = pci_enable_device(pdev);
+        if (ret)
+                return ret;
         pci_restore_state(pdev);
         iwl_enable_interrupts(priv);
 
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 72ff20e10aa6..346a3018d8a5 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -5824,9 +5824,12 @@ static int iwl3945_pci_suspend(struct pci_dev *pdev, pm_message_t state)
 static int iwl3945_pci_resume(struct pci_dev *pdev)
 {
         struct iwl_priv *priv = pci_get_drvdata(pdev);
+        int ret;
 
         pci_set_power_state(pdev, PCI_D0);
-        pci_enable_device(pdev);
+        ret = pci_enable_device(pdev);
+        if (ret)
+                return ret;
         pci_restore_state(pdev);
 
         if (priv->is_open)