6lowpan: include net/net_namespace.h on 6lowpan namepsace header

Don't rely on driver files or other headers having this file included.

CC: Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
Cc: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Cc: linux-zigbee-devel@lists.sourceforge.net
Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/6lowpan.h b/include/net/6lowpan.h
index f7d372b..79b530f 100644 (file)
--- a/include/net/6lowpan.h
+++ b/include/net/6lowpan.h
@@ -54,6 +54,7 @@
 #define __6LOWPAN_H__
 
 #include <net/ipv6.h>
+#include <net/net_namespace.h>
 
 #define UIP_802154_SHORTADDR_LEN       2  /* compressed ipv6 address length */
 #define UIP_IPH_LEN                    40 /* ipv6 fixed header size */