[JGIT PATCH 1/4] LsTree: Do not use the default first empty tree in the walker

[Robin Rosenberg <robin.rosenberg@dewire.com>]

In f0ef5e1ef09d346432fead17bc82d78b7cfbd621 an empty tree
was added to all TreeWalkers.

Signed-off-by: Robin Rosenberg <robin.rosenberg@dewire.com>
---
 .../src/org/spearce/jgit/pgm/LsTree.java           |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/org.spearce.jgit/src/org/spearce/jgit/pgm/LsTree.java b/org.spearce.jgit/src/org/spearce/jgit/pgm/LsTree.java
index 1bc7bbd..05ec8c3 100644
--- a/org.spearce.jgit/src/org/spearce/jgit/pgm/LsTree.java
+++ b/org.spearce.jgit/src/org/spearce/jgit/pgm/LsTree.java
@@ -65,6 +65,7 @@ class LsTree extends TextBuiltin {
 		else if (argi + 1 < args.length)
 			throw die("too many arguments");
 
+		walk.reset(); // drop the first empty tree, which we do not need here
 		final String n = args[argi];
 		if (is_WorkDir(n))
 			walk.addTree(new FileTreeIterator(new File(n)));
-- 
1.5.5.1.178.g1f811