linux-kernel - [PATCH net-next] switchdev: Complete removal of switchdev_port_attr

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-next>] [day] [month] [year] [list]

Date:   Sun, 24 Feb 2019 18:39:02 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     netdev@...r.kernel.org
Cc:     idosch@...lanox.com, Florian Fainelli <f.fainelli@...il.com>,
        Jiri Pirko <jiri@...nulli.us>,
        Ivan Vecera <ivecera@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH net-next] switchdev: Complete removal of switchdev_port_attr_get()

We have no more in tree users of switchdev_port_attr_get() after
d0e698d57a94 ("Merge branch 'net-Get-rid-of-switchdev_port_attr_get'")
so completely remove the function signature and body.

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 include/net/switchdev.h   |  4 ----
 net/switchdev/switchdev.c | 42 ---------------------------------------
 2 files changed, 46 deletions(-)

diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index 45310ddf2d7e..be4b13e66668 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -115,13 +115,9 @@ typedef int switchdev_obj_dump_cb_t(struct switchdev_obj *obj);
 /**
  * struct switchdev_ops - switchdev operations
  *
- * @switchdev_port_attr_get: Get a port attribute (see switchdev_attr).
- *
  * @switchdev_port_attr_set: Set a port attribute (see switchdev_attr).
  */
 struct switchdev_ops {
-	int	(*switchdev_port_attr_get)(struct net_device *dev,
-					   struct switchdev_attr *attr);
 	int	(*switchdev_port_attr_set)(struct net_device *dev,
 					   const struct switchdev_attr *attr,
 					   struct switchdev_trans *trans);
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index 7e1357db33d7..362413c9b389 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -174,48 +174,6 @@ static int switchdev_deferred_enqueue(struct net_device *dev,
 	return 0;
 }
 
-/**
- *	switchdev_port_attr_get - Get port attribute
- *
- *	@dev: port device
- *	@attr: attribute to get
- */
-int switchdev_port_attr_get(struct net_device *dev, struct switchdev_attr *attr)
-{
-	const struct switchdev_ops *ops = dev->switchdev_ops;
-	struct net_device *lower_dev;
-	struct list_head *iter;
-	struct switchdev_attr first = {
-		.id = SWITCHDEV_ATTR_ID_UNDEFINED
-	};
-	int err = -EOPNOTSUPP;
-
-	if (ops && ops->switchdev_port_attr_get)
-		return ops->switchdev_port_attr_get(dev, attr);
-
-	if (attr->flags & SWITCHDEV_F_NO_RECURSE)
-		return err;
-
-	/* Switch device port(s) may be stacked under
-	 * bond/team/vlan dev, so recurse down to get attr on
-	 * each port.  Return -ENODATA if attr values don't
-	 * compare across ports.
-	 */
-
-	netdev_for_each_lower_dev(dev, lower_dev, iter) {
-		err = switchdev_port_attr_get(lower_dev, attr);
-		if (err)
-			break;
-		if (first.id == SWITCHDEV_ATTR_ID_UNDEFINED)
-			first = *attr;
-		else if (memcmp(&first, attr, sizeof(*attr)))
-			return -ENODATA;
-	}
-
-	return err;
-}
-EXPORT_SYMBOL_GPL(switchdev_port_attr_get);
-
 static int __switchdev_port_attr_set(struct net_device *dev,
 				     const struct switchdev_attr *attr,
 				     struct switchdev_trans *trans)
-- 
2.19.1