Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5d78a84913abc1b2ef1ec0c14a78ec99517cc122
Commit: 5d78a84913abc1b2ef1ec0c14a78ec99517cc122
Parent: df293bbb6ff80f40a2308140ba4cbc2d3c1b18da
Author: Yasuyuki Kozakai <[EMAIL PROTECTED]>
AuthorDate: Thu May 10 14:16:24 2007 -0700
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Thu May 10 23:47:48 2007 -0700
[NETFILTER]: nf_nat: Clears helper private area when NATing
Some helpers (eg. ftp) assume that private area in conntrack is
filled with zero. It should be cleared when helper is changed.
Signed-off-by: Yasuyuki Kozakai <[EMAIL PROTECTED]>
Signed-off-by: Patrick McHardy <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
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 94000a4..e8b5c2d 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);
-
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