From: Eli Cohen <eli@mellanox.com>
Date: Sun, 17 Nov 2019 14:35:42 +0200
Subject: net: Add netif_is_bareudp() API to identify bareudp devices
Patch-mainline: v5.8-rc1
Git-commit: d43600c01c4c69f9d0ac4626f03599196b845ce1
References: jsc#SLE-15172

Add netif_is_bareudp() so the device can be identified as a bareudp one.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Reviewed-by: Roi Dayan <roid@mellanox.com>
Reviewed-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Paul Blakey <paulb@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 include/net/bareudp.h |    7 +++++++
 1 file changed, 7 insertions(+)

--- a/include/net/bareudp.h
+++ b/include/net/bareudp.h
@@ -5,6 +5,7 @@
 
 #include <linux/types.h>
 #include <linux/skbuff.h>
+#include <net/rtnetlink.h>
 
 struct bareudp_conf {
 	__be16 ethertype;
@@ -17,4 +18,10 @@ struct net_device *bareudp_dev_create(st
 				      u8 name_assign_type,
 				      struct bareudp_conf *info);
 
+static inline bool netif_is_bareudp(const struct net_device *dev)
+{
+	return dev->rtnl_link_ops &&
+	       !strcmp(dev->rtnl_link_ops->kind, "bareudp");
+}
+
 #endif