A cleanup of the PM code left an incorrect #ifdef in place, leading
to a harmless build warning:

drivers/net/ethernet/intel/fm10k/fm10k_pci.c:2502:12: error: 'fm10k_suspend' 
defined but not used [-Werror=unused-function]
drivers/net/ethernet/intel/fm10k/fm10k_pci.c:2475:12: error: 'fm10k_resume' 
defined but not used [-Werror=unused-function]

It's easier to use __maybe_unused attributes here, since you
can't pick the wrong one.

Fixes: 8249c47c6ba4 ("fm10k: use generic PM hooks instead of legacy PCIe power 
hooks")
Acked-by: Jacob Keller <jacob.e.kel...@intel.com>
Tested-by: Krishneil Singh <krishneil.k.si...@intel.com>
Signed-off-by: Arnd Bergmann <a...@arndb.de>
---
Apparently nobody picked this up the first time around (Oct 2017),
here is the same patch again.
---
 drivers/net/ethernet/intel/fm10k/fm10k_pci.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c 
b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
index 7f605221a686..a434fecfdfeb 100644
--- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
+++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c
@@ -2463,7 +2463,6 @@ static int fm10k_handle_resume(struct fm10k_intfc 
*interface)
        return err;
 }
 
-#ifdef CONFIG_PM
 /**
  * fm10k_resume - Generic PM resume hook
  * @dev: generic device structure
@@ -2472,7 +2471,7 @@ static int fm10k_handle_resume(struct fm10k_intfc 
*interface)
  * suspend or hibernation. This function does not need to handle lower PCIe
  * device state as the stack takes care of that for us.
  **/
-static int fm10k_resume(struct device *dev)
+static int __maybe_unused fm10k_resume(struct device *dev)
 {
        struct fm10k_intfc *interface = pci_get_drvdata(to_pci_dev(dev));
        struct net_device *netdev = interface->netdev;
@@ -2499,7 +2498,7 @@ static int fm10k_resume(struct device *dev)
  * system suspend or hibernation. This function does not need to handle lower
  * PCIe device state as the stack takes care of that for us.
  **/
-static int fm10k_suspend(struct device *dev)
+static int __maybe_unused fm10k_suspend(struct device *dev)
 {
        struct fm10k_intfc *interface = pci_get_drvdata(to_pci_dev(dev));
        struct net_device *netdev = interface->netdev;
@@ -2511,8 +2510,6 @@ static int fm10k_suspend(struct device *dev)
        return 0;
 }
 
-#endif /* CONFIG_PM */
-
 /**
  * fm10k_io_error_detected - called when PCI error is detected
  * @pdev: Pointer to PCI device
@@ -2643,11 +2640,9 @@ static struct pci_driver fm10k_driver = {
        .id_table               = fm10k_pci_tbl,
        .probe                  = fm10k_probe,
        .remove                 = fm10k_remove,
-#ifdef CONFIG_PM
        .driver = {
                .pm             = &fm10k_pm_ops,
        },
-#endif /* CONFIG_PM */
        .sriov_configure        = fm10k_iov_configure,
        .err_handler            = &fm10k_err_handler
 };
-- 
2.9.0

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