From 2f9c124f7daf4645ca62f6a25ca9be40fcc5275d Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Fri, 2 Aug 2019 16:43:36 +0200
Subject: ash: fix set -o to not show "nameless" options

Patch by Martijn Dekker <martijn@inlv.org>

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 shell/ash.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/shell/ash.c b/shell/ash.c
index c0352602b..305fb6348 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -11091,6 +11091,8 @@ plus_minus_o(char *name, int val)
 		return 1;
 	}
 	for (i = 0; i < NOPTS; i++) {
+		if (optnames(i)[0] == '\0')
+			continue;
 		if (val) {
 			out1fmt("%-16s%s\n", optnames(i), optlist[i] ? "on" : "off");
 		} else {
-- 
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