From: Wojciech Drewek <wojciech.drewek(a)intel.com>
Add a function that checks if a net device type is GTP.
Signed-off-by: Wojciech Drewek <wojciech.drewek(a)intel.com>
---
include/net/gtp.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/include/net/gtp.h b/include/net/gtp.h
index 0e16ebb2a82d..ae915dd33d20 100644
--- a/include/net/gtp.h
+++ b/include/net/gtp.h
@@ -27,6 +27,12 @@ struct gtp1_header { /* According to 3GPP TS 29.060. */
__be32 tid;
} __attribute__ ((packed));
+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
--
2.31.1