From 97c6fd0892efe3a1da25532e4ce76344b522d4df Mon Sep 17 00:00:00 2001
From: Magnus Holmgren <magnushol@gmail.com>
Date: Sat, 30 Jul 2005 18:12:25 +0000
Subject: [PATCH] 'Move to Next Folder' didn't work if it involved going up to
 the root of the drive.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7265 a1c6a512-1295-4272-9138-f99709370657
---
 apps/playlist.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/apps/playlist.c b/apps/playlist.c
index 9a22addbc3..d1c83f0fbf 100644
--- a/apps/playlist.c
+++ b/apps/playlist.c
@@ -1169,7 +1169,14 @@ static int check_subdir_for_music(char *dir, char *subdir)
 
     if (result < 0)
     {
-        dir[dirlen] = '\0';
+        if (dirlen)
+        {
+            dir[dirlen] = '\0';
+        }
+        else
+        {
+            strcpy(dir, "/");
+        }
 
         /* we now need to reload our current directory */
         if(ft_load(tc, dir) < 0)