fcoe: EDD parsing patch for i40e

(cherry picked from commit 4031a2fa64)

modules.d/95fcoe/fcoe-edd.sh

@@ -9,8 +9,21 @@ fi
 
 for disk in /sys/firmware/edd/int13_*; do
     [ -d $disk ] || continue
+    if [ -e ${disk}/pci_dev/driver ]; then
+	    driver=`readlink ${disk}/pci_dev/driver`
+	    driver=${driver##*/}
+    fi
+    # i40e uses dev_port 1 for a virtual fcoe function
+    if [ "${driver}" == "i40e" ]; then
+	    dev_port=1
+    fi
     for nic in ${disk}/pci_dev/net/*; do
         [ -d $nic ] || continue
+	if [ -n "${dev_port}" -a -e ${nic}/dev_port ]; then
+		if [ `cat ${nic}/dev_port` -ne ${dev_port} ]; then
+			continue
+		fi
+	fi
         if [ -e ${nic}/address ]; then
 	    fcoe_interface=${nic##*/}
 	    if ! [ -e "/tmp/.fcoe-$fcoe_interface" ]; then