tree-diff: diff_tree() should now be static

diff --git a/tree-diff.c b/tree-diff.c
index 8e04002c0ecd21d27c3fe9a0564029815b7b9307..0e43906b4318c0b5b4c31d874fe12eb570356790 100644 (file)
--- a/tree-diff.c
+++ b/tree-diff.c
@@ -141,8 +141,8 @@ static void skip_uninteresting(struct tree_desc *t, struct strbuf *base,
        }
 }
 
-int diff_tree(struct tree_desc *t1, struct tree_desc *t2,
-             const char *base_str, struct diff_options *opt)
+static int diff_tree(struct tree_desc *t1, struct tree_desc *t2,
+                    const char *base_str, struct diff_options *opt)
 {
        struct strbuf base;
        int baselen = strlen(base_str);