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igb: fixup AER with proper error handling

PATCH Applied Jeff Kirsher 2 participants 2 messages Dec 11, 2008 – Dec 12, 2008

Subsystems (2)
Networking Network drivers
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Jeff Kirsher

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#0 lore raw

PATCH 1/1 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 <[email protected]>
Acked-by Peter P Waskiewicz Jr <[email protected]>

---

 drivers/net/igb/igb_main.c |   20 +++++++++++++++++---
 1 files changed, 17 insertions(+), 3 deletions(-)
drivers/net/igb/igb_main.c +17 -3
index dad742f..25df7c9 100644
@@ -1050,7 +1050,12 @@ static int __devinit igb_probe(struct pci_dev *pdev,
 	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 @@ static void __devexit igb_remove(struct pci_dev *pdev)
 #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 @@ static void __devexit igb_remove(struct pci_dev *pdev)
 
 	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 @@ static pci_ers_result_t igb_io_slot_reset(struct pci_dev *pdev)
 		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;
 }