From e077d7edbf03264570a70074f6625debe5170a6b Mon Sep 17 00:00:00 2001
From: joerg <joerg@NetBSD.org>
Date: Thu, 19 Jul 2018 18:04:25 +0000
Subject: [PATCH] Ignore malformed directory entries as created by Dropbox
 ("/").

---
 usr.bin/unzip/unzip.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/usr.bin/unzip/unzip.c b/usr.bin/unzip/unzip.c
index 31cc98f8aa27..3646d970d6f3 100644
--- a/usr.bin/unzip/unzip.c
+++ b/usr.bin/unzip/unzip.c
@@ -1,4 +1,4 @@
-/* $NetBSD: unzip.c,v 1.23 2017/04/20 13:11:35 joerg Exp $ */
+/* $NetBSD: unzip.c,v 1.24 2018/07/19 18:04:25 joerg Exp $ */
 
 /*-
  * Copyright (c) 2009, 2010 Joerg Sonnenberger <joerg@NetBSD.org>
@@ -37,7 +37,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: unzip.c,v 1.23 2017/04/20 13:11:35 joerg Exp $");
+__RCSID("$NetBSD: unzip.c,v 1.24 2018/07/19 18:04:25 joerg Exp $");
 
 #include <sys/queue.h>
 #include <sys/stat.h>
@@ -387,6 +387,13 @@ extract_dir(struct archive *a, struct archive_entry *e, const char *path)
 {
 	int mode;
 
+	/*
+	 * Dropbox likes to create '/' directory entries, just ignore
+	 * such junk.
+	 */
+	if (*path == '\0')
+		return;
+
 	mode = archive_entry_mode(e) & 0777;
 	if (mode == 0)
 		mode = 0755;