3.7 branch: backport r28608 (Wait for the db to be ready before trying to to any runtime stats, FS#11722 by Michael Hohmuth)

git-svn-id: svn://svn.rockbox.org/rockbox/branches/v3_7@28652 a1c6a512-1295-4272-9138-f99709370657

apps/tagtree.c

@@ -652,6 +652,9 @@ static void tagtree_buffer_event(void *data)
 
     logf("be:%s", id3->path);
     
+    while (! tagcache_is_usable())
+        yield();
+
     if (!tagcache_find_index(&tcs, id3->path))
     {
         logf("tc stat: not found: %s", id3->path);

docs/CREDITS

@@ -562,6 +562,7 @@ Tuomas Airaksinen
 Calvin Walden
 Michael Gentry
 David Fowle
+Michael Hohmuth
 
 The libmad team
 The wavpack team