diff mbox

[net-next] udp_tunnel: Only build ip6_udp_tunnel.c when IPV6 is selected

Message ID 1411174973-323-1-git-send-email-azhou@nicira.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Andy Zhou Sept. 20, 2014, 1:02 a.m. UTC
Functions supplied in ip6_udp_tunnel.c are only needed when IPV6 is
selected. When IPV6 is not selected, those functions are stubbed out
in udp_tunnel.h.

Comments

David Miller Sept. 20, 2014, 2:06 a.m. UTC | #1
From: Andy Zhou <azhou@nicira.com>
Date: Fri, 19 Sep 2014 18:02:53 -0700

> Functions supplied in ip6_udp_tunnel.c are only needed when IPV6 is
> selected. When IPV6 is not selected, those functions are stubbed out
> in udp_tunnel.h.
> 
> ==================================================================
>  net/ipv6/ip6_udp_tunnel.c:15:5: error: redefinition of 'udp_sock_create6'
>      int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
>  In file included from net/ipv6/ip6_udp_tunnel.c:9:0:
>       include/net/udp_tunnel.h:36:19: note: previous definition of 'udp_sock_create6' was here
>        static inline int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
> ==================================================================
> 
> Fixes:  fd384412e udp_tunnel: Seperate ipv6 functions into its own file
> Reported-by: kbuild test robot <fengguang.wu@intel.com>
> Signed-off-by: Andy Zhou <azhou@nicira.com>

Applied, thanks Andy.
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Tom Herbert Sept. 20, 2014, 11:14 p.m. UTC | #2
On Fri, Sep 19, 2014 at 7:06 PM, David Miller <davem@davemloft.net> wrote:
> From: Andy Zhou <azhou@nicira.com>
> Date: Fri, 19 Sep 2014 18:02:53 -0700
>
>> Functions supplied in ip6_udp_tunnel.c are only needed when IPV6 is
>> selected. When IPV6 is not selected, those functions are stubbed out
>> in udp_tunnel.h.
>>
>> ==================================================================
>>  net/ipv6/ip6_udp_tunnel.c:15:5: error: redefinition of 'udp_sock_create6'
>>      int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
>>  In file included from net/ipv6/ip6_udp_tunnel.c:9:0:
>>       include/net/udp_tunnel.h:36:19: note: previous definition of 'udp_sock_create6' was here
>>        static inline int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
>> ==================================================================
>>
>> Fixes:  fd384412e udp_tunnel: Seperate ipv6 functions into its own file
>> Reported-by: kbuild test robot <fengguang.wu@intel.com>
>> Signed-off-by: Andy Zhou <azhou@nicira.com>
>
> Applied, thanks Andy.

David, what branch did you apply this to? I pulled from your net-next
but don't see this patch...

Thanks,
Tom

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David Miller Sept. 21, 2014, 1:38 a.m. UTC | #3
From: Tom Herbert <therbert@google.com>
Date: Sat, 20 Sep 2014 16:14:47 -0700

> On Fri, Sep 19, 2014 at 7:06 PM, David Miller <davem@davemloft.net> wrote:
>> From: Andy Zhou <azhou@nicira.com>
>> Date: Fri, 19 Sep 2014 18:02:53 -0700
>>
>>> Functions supplied in ip6_udp_tunnel.c are only needed when IPV6 is
>>> selected. When IPV6 is not selected, those functions are stubbed out
>>> in udp_tunnel.h.
>>>
>>> ==================================================================
>>>  net/ipv6/ip6_udp_tunnel.c:15:5: error: redefinition of 'udp_sock_create6'
>>>      int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
>>>  In file included from net/ipv6/ip6_udp_tunnel.c:9:0:
>>>       include/net/udp_tunnel.h:36:19: note: previous definition of 'udp_sock_create6' was here
>>>        static inline int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
>>> ==================================================================
>>>
>>> Fixes:  fd384412e udp_tunnel: Seperate ipv6 functions into its own file
>>> Reported-by: kbuild test robot <fengguang.wu@intel.com>
>>> Signed-off-by: Andy Zhou <azhou@nicira.com>
>>
>> Applied, thanks Andy.
> 
> David, what branch did you apply this to? I pulled from your net-next
> but don't see this patch...

The one I didn't push from my workstation yet, oops :-)

It should be there now, sorry about that.
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diff mbox

Patch

==================================================================
 net/ipv6/ip6_udp_tunnel.c:15:5: error: redefinition of 'udp_sock_create6'
     int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
 In file included from net/ipv6/ip6_udp_tunnel.c:9:0:
      include/net/udp_tunnel.h:36:19: note: previous definition of 'udp_sock_create6' was here
       static inline int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
==================================================================

Fixes:  fd384412e udp_tunnel: Seperate ipv6 functions into its own file
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Andy Zhou <azhou@nicira.com>
---
 net/ipv6/Makefile |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/net/ipv6/Makefile b/net/ipv6/Makefile
index 45f830e..2e8c061 100644
--- a/net/ipv6/Makefile
+++ b/net/ipv6/Makefile
@@ -35,7 +35,6 @@  obj-$(CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION) += xfrm6_mode_ro.o
 obj-$(CONFIG_INET6_XFRM_MODE_BEET) += xfrm6_mode_beet.o
 obj-$(CONFIG_IPV6_MIP6) += mip6.o
 obj-$(CONFIG_NETFILTER)	+= netfilter/
-obj-$(CONFIG_NET_UDP_TUNNEL) += ip6_udp_tunnel.o
 
 obj-$(CONFIG_IPV6_VTI) += ip6_vti.o
 obj-$(CONFIG_IPV6_SIT) += sit.o
@@ -46,3 +45,7 @@  obj-y += addrconf_core.o exthdrs_core.o ip6_checksum.o ip6_icmp.o
 obj-$(CONFIG_INET) += output_core.o protocol.o $(ipv6-offload)
 
 obj-$(subst m,y,$(CONFIG_IPV6)) += inet6_hashtables.o
+
+ifneq ($(CONFIG_IPV6),)
+obj-$(CONFIG_NET_UDP_TUNNEL) += ip6_udp_tunnel.o
+endif