kamctl: exit 1 in case of lcr commands

- reported by Inaki Baz Castillo
(cherry picked from commit 738646b73246062196939b0105230d744ff326e7)

utils/kamctl/kamctl

@@ -1117,7 +1117,7 @@ lcr() {
 	case $1 in
 		show_gws)
 			merr "command disabled"
-			exit;
+			exit 1
 			require_dbengine
 			mecho "lcr gateways"
 			QUERY="select * FROM $GW_TABLE ORDER BY $LCR_ID_COLUMN, $LCR_GW_GRPID_COLUMN; "
@@ -1125,7 +1125,7 @@ lcr() {
 			;;
 		show_routes)
 			merr "command disabled"
-			exit;
+			exit 1
 			require_dbengine
 			mecho "lcr routes"
 			QUERY="select * FROM $LCR_TABLE ORDER BY $LCR_ID_COLUMN, $LCR_PREFIX_COLUMN; "
@@ -1133,17 +1133,17 @@ lcr() {
 			;;
 		reload)
 			merr "command disabled"
-			exit;
+			exit 1
 			$CTLCMD lcr.reload
 			;;
 		dump_gws)
 			merr "command disabled"
-			exit;
+			exit 1
 			$CTLCMD lcr.dump_gws
 			;;
 		dump_routes)
 			merr "command disabled"
-			exit;
+			exit 1
 			$CTLCMD lcr.dump_lcrs
 			;;
 		eval_weights)