netdev - [PATCH iproute2] devlink: Ignore unknown attributes

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Message-Id: <1516195680-33683-1-git-send-email-arkadis@mellanox.com>
Date:   Wed, 17 Jan 2018 15:28:00 +0200
From:   Arkadi Sharshevsky <arkadis@...lanox.com>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, stephen@...workplumber.org,
        mlxsw@...lanox.com, Arkadi Sharshevsky <arkadis@...lanox.com>
Subject: [PATCH iproute2] devlink: Ignore unknown attributes

In case of extending the UAPI old packages would break.

Signed-off-by: Arkadi Sharshevsky <arkadis@...lanox.com>
---
 devlink/devlink.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/devlink/devlink.c b/devlink/devlink.c
index 39cda06..c9d1838 100644
--- a/devlink/devlink.c
+++ b/devlink/devlink.c
@@ -343,7 +343,7 @@ static int attr_cb(const struct nlattr *attr, void *data)
 	int type;
 
 	if (mnl_attr_type_valid(attr, DEVLINK_ATTR_MAX) < 0)
-		return MNL_CB_ERROR;
+		return MNL_CB_OK;
 
 	type = mnl_attr_get_type(attr);
 	if (mnl_attr_validate(attr, devlink_policy[type]) < 0)
-- 
2.4.11