Re: [PATCH] netfilter: provide udp*_lib_lookup for nf_tproxy

From: Eckl, MÃtÃ
Date: Tue Jun 05 2018 - 10:43:00 EST


Arnd Bergmann <arnd@xxxxxxxx> ezt Ãrta (idÅpont: 2018. jÃn. 5., K, 13:41):
>
> It is now possible to enable the libified nf_tproxy modules without
> also enabling NETFILTER_XT_TARGET_TPROXY, which throws off the
> ifdef logic in the udp core code:
>
> net/ipv6/netfilter/nf_tproxy_ipv6.o: In function `nf_tproxy_get_sock_v6':
> nf_tproxy_ipv6.c:(.text+0x1a8): undefined reference to `udp6_lib_lookup'
> net/ipv4/netfilter/nf_tproxy_ipv4.o: In function `nf_tproxy_get_sock_v4':
> nf_tproxy_ipv4.c:(.text+0x3d0): undefined reference to `udp4_lib_lookup'
>
> We can actually simplify the conditions now to provide the two functions
> exactly when they are needed.
>
> Fixes: 45ca4e0cf273 ("netfilter: Libify xt_TPROXY")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Acked-by: MÃtà Eckl <ecklm94@xxxxxxxxx>