[PATCH 3/8] Reset IFS variable

[Thomas Renninger <trenn-l3A5Bk7waGM@public.gmane.org>]

From: Hannes Reinecke <hare-l3A5Bk7waGM@public.gmane.org>

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-l3A5Bk7waGM@public.gmane.org>
Signed-off-by: Thomas Renninger <trenn-l3A5Bk7waGM@public.gmane.org>
---
 modules.d/95fcoe/parse-fcoe.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules.d/95fcoe/parse-fcoe.sh b/modules.d/95fcoe/parse-fcoe.sh
index b66fa3e..a214007 100755
--- 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)
-- 
2.1.4