3.8-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Jakub Kicinski <[email protected]>

commit f01fc1a82c2ee68726b400fadb156bd623b5f2f1 upstream.

ixgbe_notify_dca cannot be called before driver registration
because it expects driver's klist_devices to be allocated and
initialized. While on it make sure debugfs files are removed
when registration fails.

Signed-off-by: Jakub Kicinski <[email protected]>
Tested-by: Phil Schmitt <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c |   11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -7858,12 +7858,19 @@ static int __init ixgbe_init_module(void
        ixgbe_dbg_init();
 #endif /* CONFIG_DEBUG_FS */
 
+       ret = pci_register_driver(&ixgbe_driver);
+       if (ret) {
+#ifdef CONFIG_DEBUG_FS
+               ixgbe_dbg_exit();
+#endif /* CONFIG_DEBUG_FS */
+               return ret;
+       }
+
 #ifdef CONFIG_IXGBE_DCA
        dca_register_notify(&dca_notifier);
 #endif
 
-       ret = pci_register_driver(&ixgbe_driver);
-       return ret;
+       return 0;
 }
 
 module_init(ixgbe_init_module);


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