isisd: return check (Coverity 1424370)

Signed-off-by: F. Aragon <paco@voltanet.io>

diff --git a/isisd/isis_pfpacket.c b/isisd/isis_pfpacket.c
index 6e56870ebd8c432b1236f86f85bd222445a70e01..fd82b85f51e71e0d844b6d794029870a37b7a10e 100644 (file)
--- a/isisd/isis_pfpacket.c
+++ b/isisd/isis_pfpacket.c
@@ -309,9 +309,9 @@ int isis_recv_pdu_p2p(struct isis_circuit *circuit, uint8_t *ssnpa)
        addr_len = sizeof(s_addr);
 
        /* we can read directly to the stream */
-       stream_recvfrom(circuit->rcv_stream, circuit->fd,
-                       circuit->interface->mtu, 0, (struct sockaddr *)&s_addr,
-                       (socklen_t *)&addr_len);
+       (void)stream_recvfrom(
+               circuit->rcv_stream, circuit->fd, circuit->interface->mtu, 0,
+               (struct sockaddr *)&s_addr, (socklen_t *)&addr_len);
 
        if (s_addr.sll_pkttype == PACKET_OUTGOING) {
                /*  Read the packet into discard buff */