git: update to v2.21.0

Update to git version v2.21.0. Required changes follow upstream commits:

* 6a7895fd8a3bd409f2b71ffc355d5142172cc2a0
  (commit: prepare free_commit_buffer and release_commit_memory for
  any repo)

* e092073d643b17c82d72cf692fbfaea9c9796f11
  (tree.c: make read_tree*() take 'struct repository *')

Signed-off-by: Christian Hesse <mail@eworm.de>
Reviewed-by: John Keeping <john@keeping.me.uk>

1 files changed, 2 insertions, 2 deletions

diff --git a/ui-blame.c b/ui-blame.c
index c52cb9b..644c30a 100644
--- a/ui-blame.c
+++ b/ui-blame.c
@@ -290,8 +290,8 @@ void cgit_print_blame(void)
         walk_tree_ctx.match_baselen = (path_items.match) ?
                                        basedir_len(path_items.match) : -1;
 
-        read_tree_recursive(commit->maybe_tree, "", 0, 0, &paths, walk_tree,
-                &walk_tree_ctx);
+        read_tree_recursive(the_repository, commit->maybe_tree, "", 0, 0,
+                &paths, walk_tree, &walk_tree_ctx);
         if (!walk_tree_ctx.state)
                 cgit_print_error_page(404, "Not found", "Not found");
         else if (walk_tree_ctx.state == 2)