network:fix dns parsing in ip= parameter

diff --git a/modules.d/40network/net-lib.sh b/modules.d/40network/net-lib.sh
index 1b51c856cbfe75794c50b5d5eea280d1143411f9..8948a476f95d9cb5881a7cdb0fae67a8ddb8bfbe 100755 (executable)
--- a/modules.d/40network/net-lib.sh
+++ b/modules.d/40network/net-lib.sh
@@ -353,7 +353,7 @@ ip_to_var() {
             [ -n "$5" ] && hostname=$5; [ -n "$6" ] && dev=$6; [ -n "$7" ] && autoconf=$7;
             case "$8" in
                 [0-9]*:*|[0-9]*.[0-9]*.[0-9]*.[0-9]*)
-                    dns1="$mtu"; unset $mtu
+                    dns1="$8"
                     [ -n "$9" ] && dns2="$9"
                     ;;
                 [0-9]*)