diff --git a/include/asterisk/select.h b/include/asterisk/select.h index d6d34fbbd27cb7c5ff1fe2f3b7918db167d28d27..d6f9d32cc3c9debf3bfa27a45346dd535a394021 100644 --- a/include/asterisk/select.h +++ b/include/asterisk/select.h @@ -58,9 +58,7 @@ typedef struct { #define FD_SET(fd, fds) \ do { \ TYPEOF_FD_SET_FDS_BITS *bytes = (TYPEOF_FD_SET_FDS_BITS *) fds; \ - /* 32bit: FD / 32 + ((FD + 1) % 32 ? 1 : 0) < 1024 */ \ - /* 64bit: FD / 64 + ((FD + 1) % 64 ? 1 : 0) < 512 */ \ - if (fd / _bitsize(*bytes) + ((fd + 1) % _bitsize(*bytes) ? 1 : 0) < sizeof(*(fds)) / SIZEOF_FD_SET_FDS_BITS) { \ + if (fd < ast_FDMAX) { \ bytes[fd / _bitsize(*bytes)] |= ((TYPEOF_FD_SET_FDS_BITS) 1) << (fd % _bitsize(*bytes)); \ } else { \ fprintf(stderr, "FD %d exceeds the maximum size of ast_fdset!\n", fd); \