correct "pivot_root: pivot_root: <msg>"
diff --git a/util-linux/pivot_root.c b/util-linux/pivot_root.c
index 97c7fa8..2706bd2 100644
--- a/util-linux/pivot_root.c
+++ b/util-linux/pivot_root.c
@@ -18,8 +18,10 @@
 	if (argc != 3)
 		bb_show_usage();
 
-	if (pivot_root(argv[1],argv[2]) < 0)
-		bb_perror_msg_and_die("pivot_root");
+	if (pivot_root(argv[1], argv[2]) < 0) {
+		/* prints "pivot_root: <strerror text>" */
+		bb_perror_nomsg_and_die();
+	}
 
 	return EXIT_SUCCESS;
 }