[PATCH 3.16 051/233] net: fix compile error in skb_orphan_partial()

[Ben Hutchings]

3.16.48-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Eric Dumazet <edumazet@xxxxxxxxxx>

commit 9142e9007f2d7ab58a587a1e1d921b0064a339aa upstream.

If CONFIG_INET is not set, net/core/sock.c can not compile :

net/core/sock.c: In function âskb_orphan_partialâ:
net/core/sock.c:1810:2: error: implicit declaration of function
âskb_is_tcp_pure_ackâ [-Werror=implicit-function-declaration]
  if (skb_is_tcp_pure_ack(skb))
  ^

Fix this by always including <net/tcp.h>

Fixes: f6ba8d33cfbb ("netem: fix skb_orphan_partial()")
Signed-off-by: Eric Dumazet <edumazet@xxxxxxxxxx>
Reported-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
 net/core/sock.c | 3 ---
 1 file changed, 3 deletions(-)

--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -136,10 +136,7 @@
 
 #include <trace/events/sock.h>
 
-#ifdef CONFIG_INET
 #include <net/tcp.h>
-#endif
-
 #include <net/busy_poll.h>
 
 static DEFINE_MUTEX(proto_list_mutex);