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>
(cherry picked from commit b8efaa00171135db1e1f09a73a2e0d8098f03867)

diff --git a/modules.d/95fcoe/parse-fcoe.sh b/modules.d/95fcoe/parse-fcoe.sh
index 7eca0b6c448d8038deaf9b18a86010b3a4371ce4..745a78c6c5ceb16e3b91fe948c0737526bccba25 100755 (executable)
--- a/modules.d/95fcoe/parse-fcoe.sh
+++ b/modules.d/95fcoe/parse-fcoe.sh
@@ -31,8 +31,10 @@ udevadm settle --timeout=30
 [ -e /sys/bus/fcoe/ctlr_create ] || modprobe fcoe || die "FCoE requested but kernel/initrd does not support FCoE"
 
 parse_fcoe_opts() {
+    local OLDIFS="$IFS"
     local IFS=:
     set $fcoe
+    IFS="$OLDIFS"
 
     case $# in
         2)