diff options
Diffstat (limited to 'sys/netinet/ip_output.c')
| -rw-r--r-- | sys/netinet/ip_output.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c index 1fb1481..89c6de4 100644 --- a/sys/netinet/ip_output.c +++ b/sys/netinet/ip_output.c @@ -255,6 +255,16 @@ ip_output(m0, opt, ro, flags, imo) ip->ip_src = IA_SIN(ia)->sin_addr; #endif /* + * Verify that we have any chance at all of being able to queue + * the packet or packet fragments + */ + if ((ifp->if_snd.ifq_len + ip->ip_len / ifp->if_mtu + 1) >= + ifp->if_snd.ifq_maxlen) { + error = ENOBUFS; + goto bad; + } + + /* * Look for broadcast address and * and verify user is allowed to send * such a packet. |
