read_huffsym(): Use 'unsigned' for 'entry' and 'key_bits'

Slight performance improvement.

diff --git a/include/wimlib/decompress_common.h b/include/wimlib/decompress_common.h
index 99930b940f9a09053c5796c8acdc87b35a5478ad..867e84a09993e3a7b1af33d818c2e309fb000bfe 100644 (file)
--- a/include/wimlib/decompress_common.h
+++ b/include/wimlib/decompress_common.h
@@ -221,8 +221,8 @@ static inline u16
 read_huffsym(struct input_bitstream *istream, const u16 decode_table[],
             unsigned table_bits, unsigned max_codeword_len)
 {
-       u16 entry;
-       u16 key_bits;
+       unsigned entry;
+       unsigned key_bits;
 
        bitstream_ensure_bits(istream, max_codeword_len);