const char *key = header;
/* skip leading ws */
- while (keylen && HTTP_IS_CTYPE(space, *key)) --keylen && ++key;
+ while (keylen && HTTP_IS_CTYPE(space, *key)) --keylen, ++key;
/* skip trailing ws */
while (keylen && HTTP_IS_CTYPE(space, key[keylen - 1])) --keylen;