xt_opendpi: Unknown symbol nf_conntrack_register_notifier

[GoogleCodeExporter]

What steps will reproduce the problem?
1. openwrt backfire insmod give erro xt_opendpi: Unknown symbol 
nf_conntrack_register_notifier
2.
3.

What is the expected output? What do you see instead?
xt_opendpi: Unknown symbol nf_conntrack_register_notifier

What version of the product are you using? On what operating system?
openwrt backfire rc5 kernel 2.6.32.27

Please provide any additional information below.

Original issue reported on code.google.com by normunds...@gmail.com on 26 Dec 2011 at 9:13

[GoogleCodeExporter]

forgot to tell arch, its x86

Original comment by normunds...@gmail.com on 26 Dec 2011 at 9:14