1 files changed, 9 insertions, 9 deletions

diff --git a/ui-diff.c b/ui-diff.c
index 173d351..c7fb49b 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -385,7 +385,7 @@ void cgit_print_diff(const char *new_rev, const char *old_rev,
                      const char *prefix, int show_ctrls, int raw)
 {
         struct commit *commit, *commit2;
-        const unsigned char *old_tree_sha1, *new_tree_sha1;
+        const struct object_id *old_tree_oid, *new_tree_oid;
         diff_type difftype;
 
         /*
@@ -407,13 +407,13 @@ void cgit_print_diff(const char *new_rev, const char *old_rev,
                         "Bad object name: %s", new_rev);
                 return;
         }
-        commit = lookup_commit_reference(new_rev_oid->hash);
+        commit = lookup_commit_reference(new_rev_oid);
         if (!commit || parse_commit(commit)) {
                 cgit_print_error_page(404, "Not found",
                         "Bad commit: %s", oid_to_hex(new_rev_oid));
                 return;
         }
-        new_tree_sha1 = commit->tree->object.oid.hash;
+        new_tree_oid = &commit->tree->object.oid;
 
         if (old_rev) {
                 if (get_oid(old_rev, old_rev_oid)) {
@@ -428,15 +428,15 @@ void cgit_print_diff(const char *new_rev, const char *old_rev,
         }
 
         if (!is_null_oid(old_rev_oid)) {
-                commit2 = lookup_commit_reference(old_rev_oid->hash);
+                commit2 = lookup_commit_reference(old_rev_oid);
                 if (!commit2 || parse_commit(commit2)) {
                         cgit_print_error_page(404, "Not found",
                                 "Bad commit: %s", oid_to_hex(old_rev_oid));
                         return;
                 }
-                old_tree_sha1 = commit2->tree->object.oid.hash;
+                old_tree_oid = &commit2->tree->object.oid;
         } else {
-                old_tree_sha1 = NULL;
+                old_tree_oid = NULL;
         }
 
         if (raw) {
@@ -449,11 +449,11 @@ void cgit_print_diff(const char *new_rev, const char *old_rev,
 
                 ctx.page.mimetype = "text/plain";
                 cgit_print_http_headers();
-                if (old_tree_sha1) {
-                        diff_tree_sha1(old_tree_sha1, new_tree_sha1, "",
+                if (old_tree_oid) {
+                        diff_tree_oid(old_tree_oid, new_tree_oid, "",
                                        &diffopt);
                 } else {
-                        diff_root_tree_sha1(new_tree_sha1, "", &diffopt);
+                        diff_root_tree_oid(new_tree_oid, "", &diffopt);
                 }
                 diffcore_std(&diffopt);
                 diff_flush(&diffopt);