igb: fixup AER with proper error handling
Based on Peter Waskiewicz patch for ixgbe. Add error handling based on
Hemminger's recommendation.
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index dad742f..25df7c9 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -1050,7 +1050,12 @@
if (err)
goto err_pci_reg;
- pci_enable_pcie_error_reporting(pdev);
+ err = pci_enable_pcie_error_reporting(pdev);
+ if (err) {
+ dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
+ "0x%x\n", err);
+ /* non-fatal, continue */
+ }
pci_set_master(pdev);
pci_save_state(pdev);
@@ -1343,6 +1348,7 @@
#ifdef CONFIG_IGB_DCA
struct e1000_hw *hw = &adapter->hw;
#endif
+ int err;
/* flush_scheduled work may reschedule our watchdog task, so
* explicitly disable watchdog tasks from being rescheduled */
@@ -1382,7 +1388,10 @@
free_netdev(netdev);
- pci_disable_pcie_error_reporting(pdev);
+ err = pci_disable_pcie_error_reporting(pdev);
+ if (err)
+ dev_err(&pdev->dev,
+ "pci_disable_pcie_error_reporting failed 0x%x\n", err);
pci_disable_device(pdev);
}
@@ -4495,7 +4504,12 @@
result = PCI_ERS_RESULT_RECOVERED;
}
- pci_cleanup_aer_uncorrect_error_status(pdev);
+ err = pci_cleanup_aer_uncorrect_error_status(pdev);
+ if (err) {
+ dev_err(&pdev->dev, "pci_cleanup_aer_uncorrect_error_status "
+ "failed 0x%0x\n", err);
+ /* non-fatal, continue */
+ }
return result;
}