ctdb-scripts: Avoid a shellcheck complaint

In ctdb/config/events/legacy/11.natgw.script line 174:
		read _old_natgwleader <"$natgw_leader_old"
                ^--^ SC2162 (info): read without -r will mangle backslashes.

Signed-off-by: Martin Schwenke <mschwenke@ddn.com>
Reviewed-by: John Mulligan <jmulligan@redhat.com>

diff --git a/ctdb/config/events/legacy/11.natgw.script b/ctdb/config/events/legacy/11.natgw.script
index ca81a37627382f6549175f6f27f84b1438631e56..9fe834156a09d8cd0d730eb5b497edcb6fb9cbae 100755 (executable)
--- a/ctdb/config/events/legacy/11.natgw.script
+++ b/ctdb/config/events/legacy/11.natgw.script
@@ -168,7 +168,7 @@ natgw_ensure_leader ()
 natgw_leader_has_changed ()
 {
     if [ -r "$natgw_leader_old" ] ; then
-       read _old_natgwleader <"$natgw_leader_old"
+       read -r _old_natgwleader <"$natgw_leader_old"
     else
        _old_natgwleader=""
     fi