diff options
| -rw-r--r-- | net/netfilter/nf_conntrack_core.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 94000a4c7dc..e8b5c2d7db6 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -888,8 +888,13 @@ void nf_conntrack_alter_reply(struct nf_conn *ct, NF_CT_DUMP_TUPLE(newreply); ct->tuplehash[IP_CT_DIR_REPLY].tuple = *newreply; - if (!ct->master && help && help->expecting == 0) - help->helper = __nf_ct_helper_find(newreply); + if (!ct->master && help && help->expecting == 0) { + struct nf_conntrack_helper *helper; + helper = __nf_ct_helper_find(newreply); + if (helper) + memset(&help->help, 0, sizeof(help->help)); + help->helper = helper; + } write_unlock_bh(&nf_conntrack_lock); } EXPORT_SYMBOL_GPL(nf_conntrack_alter_reply); |