[net-next] i40e: Fix dependencies in the i40e driver on configfs

[Jeff Kirsher <jeffrey.t.kirsher@intel.com>]

From: Greg Rose <gregory.v.rose@intel.com>

Module dependencies are broken in the case where CONFIG_I40E=y and
CONFIG_CONFIGFS_FS=m.  This fixes the broken dependency.

Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---
 drivers/net/ethernet/intel/Kconfig | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index f4ff465..7216a53 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -303,6 +303,15 @@ config I40E_FCOE
 
 	  If unsure, say N.
 
+config I40E_CONFIGFS_FS
+	bool "Config File System Support (configfs)"
+	default n
+	depends on I40E && CONFIGFS_FS && !(I40E=y && CONFIGFS_FS=m)
+	---help---
+	  Provides support for the configfs file system for additional
+	  driver configuration.  Say Y here if you want to use the
+	  configuration file system in the driver.
+
 config I40EVF
 	tristate "Intel(R) XL710 X710 Virtual Function Ethernet support"
 	depends on PCI_MSI
-- 
1.9.3