netdev - [PATCH net-next v8 5/7] gtp: Add support for checking GTP device type

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20220222124152.103039-6-marcin.szycik@linux.intel.com>
Date:   Tue, 22 Feb 2022 13:41:50 +0100
From:   Marcin Szycik <marcin.szycik@...ux.intel.com>
To:     netdev@...r.kernel.org
Cc:     michal.swiatkowski@...ux.intel.com, wojciech.drewek@...el.com,
        davem@...emloft.net, kuba@...nel.org, pablo@...filter.org,
        laforge@...monks.org, jiri@...nulli.us,
        osmocom-net-gprs@...ts.osmocom.org,
        intel-wired-lan@...ts.osuosl.org
Subject: [PATCH net-next v8 5/7] gtp: Add support for checking GTP device type

From: Wojciech Drewek <wojciech.drewek@...el.com>

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

Signed-off-by: Wojciech Drewek <wojciech.drewek@...el.com>
Reviewed-by: Harald Welte <laforge@...monks.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
-- 
2.35.1