fill_tracking_info(&stat, refname, filter->verbose > 1);
 
        strbuf_addf(out, " %s %s%s",
-               find_unique_abbrev(item->commit->object.sha1, filter->abbrev),
+               find_unique_abbrev(item->commit->object.oid.hash, filter->abbrev),
                stat.buf, sub);
        strbuf_release(&stat);
        strbuf_release(&subject);
 
 static int edit_branch_description(const char *branch_name)
 {
-       int status;
        struct strbuf buf = STRBUF_INIT;
        struct strbuf name = STRBUF_INIT;
 
        strbuf_stripspace(&buf, 1);
 
        strbuf_addf(&name, "branch.%s.description", branch_name);
-       status = git_config_set(name.buf, buf.len ? buf.buf : NULL);
+       git_config_set(name.buf, buf.len ? buf.buf : NULL);
        strbuf_release(&name);
        strbuf_release(&buf);
 
-       return status;
+       return 0;
 }
 
 int cmd_branch(int argc, const char **argv, const char *prefix)