summaryrefslogtreecommitdiffstats
path: root/net/bridge
diff options
context:
space:
mode:
authorPetr Machata <petrm@mellanox.com>2019-01-16 23:06:50 +0000
committerDavid S. Miller <davem@davemloft.net>2019-01-17 15:18:47 -0800
commit87b0984ebfabafcfe959e52ca5cdab5eeb2d60c0 (patch)
tree154b5fde142fd02c6988e312a51db549a5b9bb45 /net/bridge
parent1cdc98c2711e42d956c4a5ce525d3f8e90c58f9e (diff)
downloadlinux-87b0984ebfabafcfe959e52ca5cdab5eeb2d60c0.tar.gz
linux-87b0984ebfabafcfe959e52ca5cdab5eeb2d60c0.tar.bz2
linux-87b0984ebfabafcfe959e52ca5cdab5eeb2d60c0.zip
net: Add extack argument to ndo_fdb_add()
Drivers may not be able to support certain FDB entries, and an error code is insufficient to give clear hints as to the reasons of rejection. In order to make it possible to communicate the rejection reason, extend ndo_fdb_add() with an extack argument. Adapt the existing implementations of ndo_fdb_add() to take the parameter (and ignore it). Pass the extack parameter when invoking ndo_fdb_add() from rtnl_fdb_add(). Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br_fdb.c3
-rw-r--r--net/bridge/br_private.h3
2 files changed, 4 insertions, 2 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index fe3c758791ca..6664cb8590f8 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -915,7 +915,8 @@ static int __br_fdb_add(struct ndmsg *ndm, struct net_bridge *br,
/* Add new permanent fdb entry with RTM_NEWNEIGH */
int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev,
- const unsigned char *addr, u16 vid, u16 nlh_flags)
+ const unsigned char *addr, u16 vid, u16 nlh_flags,
+ struct netlink_ext_ack *extack)
{
struct net_bridge_vlan_group *vg;
struct net_bridge_port *p = NULL;
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index eabf8bf28a3f..00deef7fc1f3 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -573,7 +573,8 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev, const unsigned char *addr, u16 vid);
int br_fdb_add(struct ndmsg *nlh, struct nlattr *tb[], struct net_device *dev,
- const unsigned char *addr, u16 vid, u16 nlh_flags);
+ const unsigned char *addr, u16 vid, u16 nlh_flags,
+ struct netlink_ext_ack *extack);
int br_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
struct net_device *dev, struct net_device *fdev, int *idx);
int br_fdb_get(struct sk_buff *skb, struct nlattr *tb[], struct net_device *dev,