Reset IFS variable

Setting and unsetting the IFS variable is tricky. To be on the
safe side we should always reset the IFS variable to its original
value after parsing.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Thomas Renninger <trenn@suse.de>

diff --git a/modules.d/95fcoe/parse-fcoe.sh b/modules.d/95fcoe/parse-fcoe.sh
index b66fa3ec1bcbac6515f7a5a6b54b22f7e6347a53..a2140072688d3d4eaac25ae2bb01af4c451e91e4 100755 (executable)
--- a/modules.d/95fcoe/parse-fcoe.sh
+++ b/modules.d/95fcoe/parse-fcoe.sh
@@ -26,8 +26,10 @@ initqueue --onetime modprobe -b -q bnx2fc
 udevadm settle --timeout=30
 
 parse_fcoe_opts() {
+    local OLDIFS="$IFS"
     local IFS=:
     set $fcoe
+    IFS="$OLDIFS"
 
     case $# in
         2)