diff options
Diffstat (limited to 'kernel/linux/net/bridge/netfilter/ebt_redirect.c')
-rw-r--r-- | kernel/linux/net/bridge/netfilter/ebt_redirect.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/linux/net/bridge/netfilter/ebt_redirect.c b/kernel/linux/net/bridge/netfilter/ebt_redirect.c index 1b8d696..d7c51ba 100644 --- a/kernel/linux/net/bridge/netfilter/ebt_redirect.c +++ b/kernel/linux/net/bridge/netfilter/ebt_redirect.c @@ -38,6 +38,10 @@ static int ebt_target_redirect_check(const char *tablename, unsigned int hookmas { struct ebt_redirect_info *infostuff = (struct ebt_redirect_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)) && (strcmp(tablename, "broute") || hookmask & ~(1 << NF_BR_BROUTING)) ) return -EINVAL; |