gitweb: Use @diff_opts, default ('M'), as git-diff and git-diff-tree paramete

diff --git a/revision.c b/revision.c
index 5a91d06b980d710e30a80c353a636ca1ca6b9a55..1d89d72738ff917d29373d50c2c2cc9bbd10b2c0 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -496,7 +496,7 @@ static int add_parents_only(struct rev_info *revs, const char *arg, int flags)
                it = get_reference(revs, arg, sha1, 0);
                if (it->type != OBJ_TAG)
                        break;
-               memcpy(sha1, ((struct tag*)it)->tagged->sha1, 20);
+               hashcpy(sha1, ((struct tag*)it)->tagged->sha1);
        }
        if (it->type != OBJ_COMMIT)
                return 0;