--- zlib-1.2.2.2/inftrees.c.can-2005-2096 2005-07-04 10:11:17.654675898 -0600 +++ zlib-1.2.2.2/inftrees.c 2005-07-04 10:12:16.718086123 -0600 @@ -134,7 +134,7 @@ left -= count[len]; if (left < 0) return -1; /* over-subscribed */ } - if (left > 0 && (type == CODES || (codes - count[0] != 1))) + if (left > 0 && (type == CODES || max != 1)) return -1; /* incomplete set */ /* generate offsets into symbol table for each length for sorting */