diff options
Diffstat (limited to 'kernel/linux/net/bridge/netfilter/ebt_dnat.c')
| -rw-r--r-- | kernel/linux/net/bridge/netfilter/ebt_dnat.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/linux/net/bridge/netfilter/ebt_dnat.c b/kernel/linux/net/bridge/netfilter/ebt_dnat.c index 28ce793..a910d77 100644 --- a/kernel/linux/net/bridge/netfilter/ebt_dnat.c +++ b/kernel/linux/net/bridge/netfilter/ebt_dnat.c @@ -31,6 +31,10 @@ static int ebt_target_dnat_check(const char *tablename, unsigned int hookmask, { struct ebt_nat_info *infostuff = (struct ebt_nat_info *) data; + if ((hookmask & (1 << NF_BR_NUMHOOKS)) && + infostuff->target == EBT_RETURN) + return -EINVAL; + hookmask &= ~(1 << NF_BR_NUMHOOKS); if ( (strcmp(tablename, "nat") || (hookmask & ~((1 << NF_BR_PRE_ROUTING) | (1 << NF_BR_LOCAL_OUT)))) && (strcmp(tablename, "broute") || hookmask & ~(1 << NF_BR_BROUTING)) ) |