Adding upstream version 1.110.5.

[live-boot-grml.git] / scripts / live-helpers

diff --git a/scripts/live-helpers b/scripts/live-helpers
index f49eaf7..5e1730b 100644 (file)
--- a/scripts/live-helpers
+++ b/scripts/live-helpers
@@ -291,14 +291,18 @@ find_files ()
 
 get_mac ()
 {
-   mac=""
-   for adaptor in /sys/class/net/*;do
-      status=$(cat ${adaptor}/iflink)
-      if [ ${status} -eq 2 ];
-      then
-         mac=$(cat ${adaptor}/address)
-         mac=$(echo ${mac}|sed 's/:/-/g'|tr '[a-z]' '[A-Z]')
-      fi
-   done
-   echo $mac
+       mac=""
+
+       for adaptor in /sys/class/net/*
+       do
+               status="$(cat ${adaptor}/iflink)"
+
+               if [ "${status}" -eq 2 ]
+               then
+                       mac="$(cat ${adaptor}/address)"
+                       mac="$(echo ${mac} | sed 's/:/-/g' | tr '[a-z]' '[A-Z]')"
+               fi
+       done
+
+       echo ${mac}
 }