From ee026386e557da59806d06585e968622df365032 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Thu, 27 Oct 2016 21:26:55 +0200
Subject: [PATCH] storage/Composite: avoid setting the error twice

If an error has already been set by f.directory->storage->GetInfo(),
don't set it again.
---
 src/storage/CompositeStorage.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/storage/CompositeStorage.cxx b/src/storage/CompositeStorage.cxx
index 9e0a45f42..ba04c8f45 100644
--- a/src/storage/CompositeStorage.cxx
+++ b/src/storage/CompositeStorage.cxx
@@ -286,7 +286,8 @@ CompositeStorage::GetInfo(const char *uri, bool follow, FileInfo &info,
 		return true;
 	}
 
-	error.Set(composite_domain, "No such directory");
+	if (!error.IsDefined())
+		error.Set(composite_domain, "No such directory");
 	return false;
 }