tcp: fix build error if IPv6 is not enabled
authorEric Dumazet <edumazet@google.com>
Sat, 18 Oct 2014 15:34:37 +0000 (08:34 -0700)
committerDavid S. Miller <davem@davemloft.net>
Sat, 18 Oct 2014 17:01:36 +0000 (13:01 -0400)
commit815afe1785da727ee48cd8e63ac4a3ec6c7459b3
tree25e93d3aec3956d5c9cb3703122e1416c397c1fb
parentf2d9da1a8375cbe53df5b415d059429013a3a79f
tcp: fix build error if IPv6 is not enabled

$ make M=net/ipv4
  CC      net/ipv4/route.o
In file included from net/ipv4/route.c:102:0:
include/net/tcp.h: In function ‘tcp_v6_iif’:
include/net/tcp.h:738:32: error: ‘union <anonymous>’ has no member named ‘h6’
  return TCP_SKB_CB(skb)->header.h6.iif;

Signed-off-by: Eric Dumazet <edumazet@google.com>
Fixes: 870c3151382c ("ipv6: introduce tcp_v6_iif()")
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/tcp.h