On Thu, Sep 02, 2010 at 02:35:14AM +0300, Julian Anastasov wrote:
>
> Fix Passive FTP problem in ip_vs_ftp:
>
> - Do not oops in nf_nat_set_seq_adjust (adjust_tcp_sequence) when
> iptable_nat module is not loaded
>
> Signed-off-by: Julian Anastasov <ja@xxxxxx>
> ---
>
> This patch is for 2.6.36
Thanks, looks good. Are you ready for me to send this to netdev and Dave Miller?
Also, I know that you are working on the bigger picture for post 2.6.36,
but I think it would be worth getting this change into net-next now.
Likewise for the next patch.
Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>
>
> --- v2.6.36-rc2/linux/net/netfilter/ipvs/ip_vs_ftp.c 2010-09-02 00:45:54.000000000 +0300
> +++ linux/net/netfilter/ipvs/ip_vs_ftp.c 2010-09-02 02:12:52.000000000 +0300
> @@ -45,6 +45,7 @@
> #include <linux/netfilter.h>
> #include <net/netfilter/nf_conntrack.h>
> #include <net/netfilter/nf_conntrack_expect.h>
> +#include <net/netfilter/nf_nat.h>
> #include <net/netfilter/nf_nat_helper.h>
> #include <linux/gfp.h>
> #include <net/protocol.h>
> @@ -359,7 +360,7 @@ static int ip_vs_ftp_out(struct ip_vs_ap
> buf_len = strlen(buf);
>
> ct = nf_ct_get(skb, &ctinfo);
> - if (ct && !nf_ct_is_untracked(ct)) {
> + if (ct && !nf_ct_is_untracked(ct) && nfct_nat(ct)) {
> /* If mangling fails this function will return 0
> * which will cause the packet to be dropped.
> * Mangling can only fail under memory pressure,
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