There are long-standing issues with fuzzing, which cause the send() not writing
all the provided bytes and causing the fuzzer driver to crash. This can be
simply solved by limiting the input size to reasonably large value.
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21967
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>