File 0119-Reset-IFS-variable.patch of Package dracut.1613

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File 0119-Reset-IFS-variable.patch of Package dracut.1613

From bcfdc4522d2f04d0a1fd46d80a8ac7ff357b8bc5 Mon Sep 17 00:00:00 2001
From: Hannes Reinecke <hare@suse.de>
Date: Mon, 14 Jul 2014 10:22:31 +0200
Subject: 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>
---
 modules.d/95dasd/parse-dasd.sh | 2 ++
 modules.d/95fcoe/parse-fcoe.sh | 2 ++
 modules.d/95zfcp/parse-zfcp.sh | 2 ++
 3 files changed, 6 insertions(+)

diff --git a/modules.d/95dasd/parse-dasd.sh b/modules.d/95dasd/parse-dasd.sh
index aba720b..e0d4a9c 100755
--- a/modules.d/95dasd/parse-dasd.sh
+++ b/modules.d/95dasd/parse-dasd.sh
@@ -3,8 +3,10 @@
 # ex: ts=8 sw=4 sts=4 et filetype=sh
 for dasd_arg in $(getargs rd.dasd= -d rd_DASD= DASD=); do
     (
+        local OLDIFS="$IFS"
         local IFS=","
         set -- $dasd_arg
+        IFS="$OLDIFS"
         echo "$@" | normalize_dasd_arg >> /etc/dasd.conf
     )
 done
diff --git a/modules.d/95fcoe/parse-fcoe.sh b/modules.d/95fcoe/parse-fcoe.sh
index 8e08303..4ee13cb 100755
--- a/modules.d/95fcoe/parse-fcoe.sh
+++ b/modules.d/95fcoe/parse-fcoe.sh
@@ -28,8 +28,10 @@ modprobe bnx2fc >/dev/null 2>&1
 udevadm settle --timeout=30
 
 parse_fcoe_opts() {
+    local OLDIFS="$IFS"
     local IFS=:
     set $fcoe
+    IFS="$OLDIFS"
 
     case $# in
         2)
diff --git a/modules.d/95zfcp/parse-zfcp.sh b/modules.d/95zfcp/parse-zfcp.sh
index 1d21472..df29fb2 100755
--- a/modules.d/95zfcp/parse-zfcp.sh
+++ b/modules.d/95zfcp/parse-zfcp.sh
@@ -6,8 +6,10 @@ getargbool 1 rd.zfcp.conf -d -n rd_NO_ZFCPCONF || rm /etc/zfcp.conf
 
 for zfcp_arg in $(getargs rd.zfcp -d 'rd_ZFCP='); do
     (
+        local OLDIFS="$IFS"
         local IFS=","
         set $zfcp_arg
+        IFS="$OLDIFS"
         echo "$@" >> /etc/zfcp.conf
     )
 done
-- 
1.8.4.5

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