gnrc_tcp: disable checksum checks during fuzzing

2019-08-26 12:47:01 +02:00 · 2019-08-26 12:47:01 +02:00 · ac9c1f4a69
commit ac9c1f4a69
parent 24468bead6
1 changed files with 2 additions and 0 deletions
--- a/sys/net/gnrc/transport_layer/tcp/gnrc_tcp_eventloop.c
+++ b/sys/net/gnrc/transport_layer/tcp/gnrc_tcp_eventloop.c
@ -174,8 +174,10 @@ static int _receive(gnrc_pktsnip_t *pkt)
    /* Validate checksum */
    if (byteorder_ntohs(hdr->checksum) != _pkt_calc_csum(tcp, ip, pkt)) {
        DEBUG("gnrc_tcp_eventloop.c : _receive() : Invalid checksum\n");
+#ifndef MODULE_FUZZING
        gnrc_pktbuf_release(pkt);
        return -EINVAL;
+#endif
    }

    /* Find TCB to for this packet */