modules/http/http_filters.c:454: error: UNINITIALIZED_VALUE
  The value read from totalread was never initialized.

modules/http/http_filters.c:454:17: 
452.                  * as we'd need to compensate for the chunk lengths which may not
453.                  * really count.  This seems to be up for interpretation.  */
454.                 ctx->limit_used += totalread;
                     ^
455.                 if (ctx->limit < ctx->limit_used) {
456.                     ap_log_rerror(
