From: Wojciech Drewek wojciech.drewek@intel.com

Add a function that checks if a net device type is GTP.

Signed-off-by: Wojciech Drewek wojciech.drewek@intel.com Reviewed-by: Harald Welte laforge@gnumonks.org --- include/net/gtp.h | 6 ++++++ 1 file changed, 6 insertions(+)

diff --git a/include/net/gtp.h b/include/net/gtp.h index 23c2aaae8a42..c1d6169df331 100644 --- a/include/net/gtp.h +++ b/include/net/gtp.h @@ -63,6 +63,12 @@ struct gtp_pdu_session_info { /* According to 3GPP TS 38.415. */ u8 qfi; };

+static inline bool netif_is_gtp(const struct net_device *dev) +{ + return dev->rtnl_link_ops && + !strcmp(dev->rtnl_link_ops->kind, "gtp"); +} + #define GTP1_F_NPDU 0x01 #define GTP1_F_SEQ 0x02 #define GTP1_F_EXTHDR 0x04