1 files changed, 3 insertions, 3 deletions
diff --git a/ls-tree.c b/ls-tree.c
index 30dfcddf74..0f455c2e54 100644
--- a/ls-tree.c
+++ b/ls-tree.c
@@ -5,8 +5,8 @@
  */
 #include "cache.h"
 
-int line_termination = '\n';
-int recursive = 0;
+static int line_termination = '\n';
+static int recursive = 0;
 
 struct path_prefix {
 	struct path_prefix *prev;
@@ -73,7 +73,7 @@ static int list(unsigned char *sha1)
 	void *buffer;
 	unsigned long size;
 
-	buffer = read_object_with_reference(sha1, "tree", &size, 0);
+	buffer = read_object_with_reference(sha1, "tree", &size, NULL);
 	if (!buffer)
 		die("unable to read sha1 file");
 	list_recursive(buffer, "tree", size, NULL);