--- a/src/brand/common.ksh	Wed Dec 02 11:01:27 2009 -0800
+++ b/src/brand/common.ksh	Wed Dec 02 14:56:24 2009 -0700
@@ -376,3 +376,12 @@
 	    nawk -F': ' '/SSL Cert/ {print $2; exit 0}')
 	print $key $cert
 }
+
+#
+# Handle pkg exit code.  Exit 0 means Command succeeded, exit 4 means
+# No changes were made - nothing to do.  Any other exit code is an error.
+#
+pkg_err_check() {
+	res=$?
+	(( $res != 0 && $res != 4 )) && fail_fatal "$1"
+}