X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=driver.c;h=6dcc8b3da676161ecd60e05898a27ebe3d19bf3f;hb=75e1e46dafe538990da0ea3b021c82d5ed6d5e21;hp=cda257e3c90ba023ed8b465eeedf2e1417768aff;hpb=1cfb04470add4e31406785980e7ce14a8e9d0672;p=fjl

diff --git a/driver.c b/driver.c
index cda257e..6dcc8b3 100644
--- a/driver.c
+++ b/driver.c
@@ -120,10 +120,6 @@ void decode_ac_coefficients(const struct huffman_table* tbl, struct bit_source*
 		possibly_refill(bits, DEHUF_AC_TABLE_BITS);
 		unsigned lookup = peek_bits(bits, DEHUF_AC_TABLE_BITS);
 		int code = tbl->ac_table_codes[lookup];
-		int length = tbl->ac_table_length[lookup];
-		int r = tbl->ac_table_skip[lookup];
-
-		assert(length == AC_DEHUF_SLOW_PATH || (length > 0 && length <= DEHUF_AC_TABLE_BITS));
 
 		if (__builtin_expect(code == AC_DEHUF_SLOW_PATH, 0)) {
 			unsigned rs = read_huffman_symbol_no_refill(tbl, bits);
@@ -145,6 +141,8 @@ void decode_ac_coefficients(const struct huffman_table* tbl, struct bit_source*
 
 			coeff[unzigzag[i]] = extend(read_bits(bits, s), s);
 		} else {
+			unsigned length = tbl->ac_table_length[lookup];
+			int r = tbl->ac_table_skip[lookup];
 			assert(r >= 0);
 			i += r;
 			assert(bits->bits_available >= length);