From 0a044bae97fbbd9c0a18d8016cdc863297fbf07e Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Tue, 03 Jun 2014 12:39:43 -0400
Subject: /etc/rc.common: Better handle missing action arg.

---
diff --git a/src.etc/rc.common b/src.etc/rc.common
index c6ccf85..8bd589c 100644
--- a/src.etc/rc.common
+++ b/src.etc/rc.common
@@ -19,7 +19,7 @@ STOP=''
 
 main()
 {
-	local action="${2}"
+	local action=
 	local es=
 
 	SCRIPT="${1}"
@@ -31,6 +31,11 @@ main()
 		ALL_CMDS="${ALL_CMDS} enable disable "
 	fi
 
+	if [ ${#} -ne 2 ]; then
+		usage
+		return 1
+	fi
+	action="${2:-<unknown>}"
 	if [ "x${ALL_CMDS#* ${action} }" != "x${ALL_CMDS}" ]; then
 		if [ "x${action}" = 'xstart' ] && [ -e /etc/rc.policy ]; then
 			[ "x$(cat /etc/rc.policy)" = 'disabled' ] && return 0
--
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