diff options
Diffstat (limited to 'slirp/slirp.c')
| -rw-r--r-- | slirp/slirp.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/slirp/slirp.c b/slirp/slirp.c index 3fb48a4..6028036 100644 --- a/slirp/slirp.c +++ b/slirp/slirp.c @@ -778,6 +778,11 @@ int if_encap(Slirp *slirp, struct mbuf *ifm) return 1; } + if (iph->ip_dst.s_addr == 0) { + /* 0.0.0.0 can not be a destination address, something went wrong, + * avoid making it worse */ + return 1; + } if (!arp_table_search(slirp, iph->ip_dst.s_addr, ethaddr)) { uint8_t arp_req[ETH_HLEN + sizeof(struct arphdr)]; struct ethhdr *reh = (struct ethhdr *)arp_req; |