Avoid re-access /proc/cmdline in select-eth-device function and use internal variable...

diff --git a/scripts/boot/9990-select-eth-device.sh b/scripts/boot/9990-select-eth-device.sh
index ed1da6f..5a769ce 100755 (executable)
--- a/scripts/boot/9990-select-eth-device.sh
+++ b/scripts/boot/9990-select-eth-device.sh
@@ -6,7 +6,7 @@ Select_eth_device ()
        bootconf=$(egrep '^BOOT=' /conf/initramfs.conf | tail -1)
 
        # can be superseded by command line (used by Debian-Live's netboot for example)
-       for ARGUMENT in $(cat /proc/cmdline)
+       for ARGUMENT in ${_CMDLINE}
        do
                case "${ARGUMENT}" in
                        netboot=*)
@@ -40,13 +40,13 @@ Select_eth_device ()
        fi
 
        # If user force to use specific device, write it
-       for ARGUMENT in $(cat /proc/cmdline)
+       for ARGUMENT in ${_CMDLINE}
        do
                case "${ARGUMENT}" in
                        live-netdev=*)
                                NETDEV="${ARGUMENT#live-netdev=}"
                                echo "DEVICE=$NETDEV" >> /conf/param.conf
-                               echo "Found live-netdev parameter in /proc/cmdline. Force to use network device $NETDEV."
+                               echo "Found live-netdev parameter, forcing to to use network device $NETDEV."
                                return
                                ;;
                esac