diff options
| -rw-r--r-- | sys/net/route.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/net/route.c b/sys/net/route.c index 94d6c2447f8a..ebfc640ff328 100644 --- a/sys/net/route.c +++ b/sys/net/route.c @@ -499,6 +499,9 @@ rtrequest(int req, { struct rt_addrinfo info; + if (dst->sa_len == 0) + return(EINVAL); + bzero((caddr_t)&info, sizeof(info)); info.rti_flags = flags; info.rti_info[RTAX_DST] = dst; @@ -1137,6 +1140,9 @@ rtinit(struct ifaddr *ifa, int cmd, int flags) dst = ifa->ifa_addr; netmask = ifa->ifa_netmask; } + if (dst->sa_len == 0) + return(EINVAL); + /* * If it's a delete, check that if it exists, it's on the correct * interface or we might scrub a route to another ifa which would |