From 2960a1d9eef846de9cfd9d6e32d203339d792120 Mon Sep 17 00:00:00 2001
From: Junio C Hamano <junkio@cox.net>
Date: Mon, 2 Apr 2007 12:40:19 -0700
Subject: [PATCH] Fix read-tree --prefix=dir/.

The existing code is not wrong per-se, but it started scanning the index
from a location that does not match the tree being read, and wasted
cycles.

Signed-off-by: Junio C Hamano <junkio@cox.net>
---
 builtin-read-tree.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/builtin-read-tree.c b/builtin-read-tree.c
index 793eae0a5f4..5fb84b81a7f 100644
--- a/builtin-read-tree.c
+++ b/builtin-read-tree.c
@@ -228,6 +228,7 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix)
 		if (0 <= pos)
 			die("file '%.*s' already exists.",
 					pfxlen-1, opts.prefix);
+		opts.pos = -1 - pos;
 	}
 
 	if (opts.merge) {