[archiso] Unify ->

Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>

1 files changed, 2 insertions, 2 deletions

diff --git a/archiso/hooks/archiso_pxe_nbd b/archiso/hooks/archiso_pxe_nbd
index e3e27e7..cc21c2b 100644
--- a/archiso/hooks/archiso_pxe_nbd
+++ b/archiso/hooks/archiso_pxe_nbd
@@ -8,10 +8,10 @@ run_hook () {
         if [ -n "${BOOTIF}" ]; then
             bootif_mac=${BOOTIF#01-}
             bootif_mac=${bootif_mac//-/:}
-            bootif_dev=$(grep -l $bootif_mac /sys/class/net/*/address)
+            bootif_dev=$(grep -l ${bootif_mac} /sys/class/net/*/address)
             bootif_dev=${bootif_dev#/sys/class/net/}
             bootif_dev=${bootif_dev%/address}
-            ip="$ip::$bootif_dev"
+            ip="${ip}::${bootif_dev}"
         fi
 
         # setup network and save some values