thr3ads.net - Linux Ethernet Bridging - [Bridge] [PATCH net-next v3 1/2] rtnetlink: add extack support in fdb del handlers [Apr 2022]

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Alaa Mohamed

2022-Apr-24 12:09 UTC

[Bridge] [PATCH net-next v3 0/2] propagate extack to vxlan_fdb_delete

In order to propagate extack to vxlan_fdb_delete and vxlan_fdb_parse,
add extack to .ndo_fdb_del and edit all fdb del handelers

Alaa Mohamed (2):
  rtnetlink: add extack support in fdb del handlers
  net: vxlan: vxlan_core.c: Add extack support to vxlan_fdb_delete

 drivers/net/ethernet/intel/ice/ice_main.c     |  4 +-
 drivers/net/ethernet/mscc/ocelot_net.c        |  4 +-
 .../net/ethernet/qlogic/qlcnic/qlcnic_main.c  |  2 +-
 drivers/net/macvlan.c                         |  2 +-
 drivers/net/vxlan/vxlan_core.c                | 38 +++++++++++++------
 include/linux/netdevice.h                     |  2 +-
 net/bridge/br_fdb.c                           |  2 +-
 net/bridge/br_private.h                       |  2 +-
 net/core/rtnetlink.c                          |  4 +-
 9 files changed, 37 insertions(+), 23 deletions(-)

-- 
2.36.0

Alaa Mohamed

2022-Apr-24 12:09 UTC

head link

[Bridge] [PATCH net-next v3 1/2] rtnetlink: add extack support in fdb del handlers

Add extack support to .ndo_fdb_del in netdevice.h and
all related methods.

Signed-off-by: Alaa Mohamed <eng.alaamohamedsoliman.am at gmail.com>
---
changes in V3:
        fix errors reported by checkpatch.pl
---
 drivers/net/ethernet/intel/ice/ice_main.c        | 4 ++--
 drivers/net/ethernet/mscc/ocelot_net.c           | 4 ++--
 drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 2 +-
 drivers/net/macvlan.c                            | 2 +-
 drivers/net/vxlan/vxlan_core.c                   | 2 +-
 include/linux/netdevice.h                        | 2 +-
 net/bridge/br_fdb.c                              | 2 +-
 net/bridge/br_private.h                          | 2 +-
 net/core/rtnetlink.c                             | 4 ++--
 9 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_main.c
b/drivers/net/ethernet/intel/ice/ice_main.c
index d768925785ca..7b55d8d94803 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -5678,10 +5678,10 @@ ice_fdb_add(struct ndmsg *ndm, struct nlattr
__always_unused *tb[],
 static int
 ice_fdb_del(struct ndmsg *ndm, __always_unused struct nlattr *tb[],
 	    struct net_device *dev, const unsigned char *addr,
-	    __always_unused u16 vid)
+	    __always_unused u16 vid, struct netlink_ext_ack *extack)
 {
 	int err;
-
+
 	if (ndm->ndm_state & NUD_PERMANENT) {
 		netdev_err(dev, "FDB only supports static addresses\n");
 		return -EINVAL;
diff --git a/drivers/net/ethernet/mscc/ocelot_net.c
b/drivers/net/ethernet/mscc/ocelot_net.c
index 247bc105bdd2..e07c64e3159c 100644
--- a/drivers/net/ethernet/mscc/ocelot_net.c
+++ b/drivers/net/ethernet/mscc/ocelot_net.c
@@ -774,14 +774,14 @@ static int ocelot_port_fdb_add(struct ndmsg *ndm, struct
nlattr *tb[],

 static int ocelot_port_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
 			       struct net_device *dev,
-			       const unsigned char *addr, u16 vid)
+			       const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack)
 {
 	struct ocelot_port_private *priv = netdev_priv(dev);
 	struct ocelot_port *ocelot_port = &priv->port;
 	struct ocelot *ocelot = ocelot_port->ocelot;
 	int port = priv->chip_port;

-	return ocelot_fdb_del(ocelot, port, addr, vid, ocelot_port->bridge);
+	return ocelot_fdb_del(ocelot, port, addr, vid, ocelot_port->bridge,
extack);
 }

 static int ocelot_port_fdb_dump(struct sk_buff *skb,
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index d320567b2cca..51fa23418f6a 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -368,7 +368,7 @@ static int qlcnic_set_mac(struct net_device *netdev, void
*p)

 static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
 			struct net_device *netdev,
-			const unsigned char *addr, u16 vid)
+			const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack)
 {
 	struct qlcnic_adapter *adapter = netdev_priv(netdev);
 	int err = -EOPNOTSUPP;
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 069e8824c264..ffd34d9f7049 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -1017,7 +1017,7 @@ static int macvlan_fdb_add(struct ndmsg *ndm, struct
nlattr *tb[],

 static int macvlan_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
 			   struct net_device *dev,
-			   const unsigned char *addr, u16 vid)
+			   const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack)
 {
 	struct macvlan_dev *vlan = netdev_priv(dev);
 	int err = -EINVAL;
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index de97ff98d36e..cf2f60037340 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -1280,7 +1280,7 @@ int __vxlan_fdb_delete(struct vxlan_dev *vxlan,
 /* Delete entry (via netlink) */
 static int vxlan_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
 			    struct net_device *dev,
-			    const unsigned char *addr, u16 vid)
+			    const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack)
 {
 	struct vxlan_dev *vxlan = netdev_priv(dev);
 	union vxlan_addr ip;
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 28ea4f8269d4..d0d2a8f33c73 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1509,7 +1509,7 @@ struct net_device_ops {
 					       struct nlattr *tb[],
 					       struct net_device *dev,
 					       const unsigned char *addr,
-					       u16 vid);
+					       u16 vid, struct netlink_ext_ack *extack);
 	int			(*ndo_fdb_dump)(struct sk_buff *skb,
 						struct netlink_callback *cb,
 						struct net_device *dev,
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 6ccda68bd473..5bfce2e9a553 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -1110,7 +1110,7 @@ static int __br_fdb_delete(struct net_bridge *br,
 /* Remove neighbor entry with RTM_DELNEIGH */
 int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
 		  struct net_device *dev,
-		  const unsigned char *addr, u16 vid)
+		  const unsigned char *addr, u16 vid, 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 18ccc3d5d296..95348c1c9ce5 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -780,7 +780,7 @@ void br_fdb_update(struct net_bridge *br, struct
net_bridge_port *source,
 		   const unsigned char *addr, u16 vid, unsigned long flags);

 int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
-		  struct net_device *dev, const unsigned char *addr, u16 vid);
+		  struct net_device *dev, const unsigned char *addr, u16 vid, struct
netlink_ext_ack *extack);
 int br_fdb_add(struct ndmsg *nlh, struct nlattr *tb[], struct net_device *dev,
 	       const unsigned char *addr, u16 vid, u16 nlh_flags,
 	       struct netlink_ext_ack *extack);
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 4041b3e2e8ec..99b30ae58a47 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -4223,7 +4223,7 @@ static int rtnl_fdb_del(struct sk_buff *skb, struct
nlmsghdr *nlh,
 		const struct net_device_ops *ops = br_dev->netdev_ops;

 		if (ops->ndo_fdb_del)
-			err = ops->ndo_fdb_del(ndm, tb, dev, addr, vid);
+			err = ops->ndo_fdb_del(ndm, tb, dev, addr, vid, extack);

 		if (err)
 			goto out;
@@ -4235,7 +4235,7 @@ static int rtnl_fdb_del(struct sk_buff *skb, struct
nlmsghdr *nlh,
 	if (ndm->ndm_flags & NTF_SELF) {
 		if (dev->netdev_ops->ndo_fdb_del)
 			err = dev->netdev_ops->ndo_fdb_del(ndm, tb, dev, addr,
-							   vid);
+							   vid, extack);
 		else
 			err = ndo_dflt_fdb_del(ndm, tb, dev, addr, vid);

--
2.36.0

Alaa Mohamed

2022-Apr-24 12:09 UTC

head link

[Bridge] [PATCH net-next v3 2/2] net: vxlan: vxlan_core.c: Add extack support to vxlan_fdb_delete

Add extack to vxlan_fdb_delete and vxlan_fdb_parse

Signed-off-by: Alaa Mohamed <eng.alaamohamedsoliman.am at gmail.com>
---
changes in V2:
	- fix spelling vxlan_fdb_delete
	- add missing braces
	- edit error message
---
changes in V3:
	fix errors reported by checkpatch.pl
---
 drivers/net/vxlan/vxlan_core.c | 36 +++++++++++++++++++++++-----------
 1 file changed, 25 insertions(+), 11 deletions(-)

diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index cf2f60037340..4e1886655101 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -1129,19 +1129,23 @@ static void vxlan_fdb_dst_destroy(struct vxlan_dev
*vxlan, struct vxlan_fdb *f,

 static int vxlan_fdb_parse(struct nlattr *tb[], struct vxlan_dev *vxlan,
 			   union vxlan_addr *ip, __be16 *port, __be32 *src_vni,
-			   __be32 *vni, u32 *ifindex, u32 *nhid)
+			   __be32 *vni, u32 *ifindex, u32 *nhid, struct netlink_ext_ack *extack)
 {
 	struct net *net = dev_net(vxlan->dev);
 	int err;

 	if (tb[NDA_NH_ID] && (tb[NDA_DST] || tb[NDA_VNI] || tb[NDA_IFINDEX] ||
-	    tb[NDA_PORT]))
-		return -EINVAL;
+	    tb[NDA_PORT])){
+			NL_SET_ERR_MSG(extack, "DST, VNI, ifindex and port are mutually
exclusive with NH_ID");
+			return -EINVAL;
+		}

 	if (tb[NDA_DST]) {
 		err = vxlan_nla_get_addr(ip, tb[NDA_DST]);
-		if (err)
+		if (err){
+			NL_SET_ERR_MSG(extack, "Unsupported address family");
 			return err;
+		}
 	} else {
 		union vxlan_addr *remote = &vxlan->default_dst.remote_ip;

@@ -1157,24 +1161,30 @@ static int vxlan_fdb_parse(struct nlattr *tb[], struct
vxlan_dev *vxlan,
 	}

 	if (tb[NDA_PORT]) {
-		if (nla_len(tb[NDA_PORT]) != sizeof(__be16))
+		if (nla_len(tb[NDA_PORT]) != sizeof(__be16)){
+			NL_SET_ERR_MSG(extack, "Invalid vxlan port");
 			return -EINVAL;
+		}
 		*port = nla_get_be16(tb[NDA_PORT]);
 	} else {
 		*port = vxlan->cfg.dst_port;
 	}

 	if (tb[NDA_VNI]) {
-		if (nla_len(tb[NDA_VNI]) != sizeof(u32))
+		if (nla_len(tb[NDA_VNI]) != sizeof(u32)){
+			NL_SET_ERR_MSG(extack, "Invalid vni");
 			return -EINVAL;
+		}
 		*vni = cpu_to_be32(nla_get_u32(tb[NDA_VNI]));
 	} else {
 		*vni = vxlan->default_dst.remote_vni;
 	}

 	if (tb[NDA_SRC_VNI]) {
-		if (nla_len(tb[NDA_SRC_VNI]) != sizeof(u32))
+		if (nla_len(tb[NDA_SRC_VNI]) != sizeof(u32)){
+			NL_SET_ERR_MSG(extack, "Invalid src vni");
 			return -EINVAL;
+		}
 		*src_vni = cpu_to_be32(nla_get_u32(tb[NDA_SRC_VNI]));
 	} else {
 		*src_vni = vxlan->default_dst.remote_vni;
@@ -1183,12 +1193,16 @@ static int vxlan_fdb_parse(struct nlattr *tb[], struct
vxlan_dev *vxlan,
 	if (tb[NDA_IFINDEX]) {
 		struct net_device *tdev;

-		if (nla_len(tb[NDA_IFINDEX]) != sizeof(u32))
+		if (nla_len(tb[NDA_IFINDEX]) != sizeof(u32)){
+			NL_SET_ERR_MSG(extack, "Invalid ifindex");
 			return -EINVAL;
+		}
 		*ifindex = nla_get_u32(tb[NDA_IFINDEX]);
 		tdev = __dev_get_by_index(net, *ifindex);
-		if (!tdev)
+		if (!tdev){
+			NL_SET_ERR_MSG(extack,"Device not found");
 			return -EADDRNOTAVAIL;
+		}
 	} else {
 		*ifindex = 0;
 	}
@@ -1226,7 +1240,7 @@ static int vxlan_fdb_add(struct ndmsg *ndm, struct nlattr
*tb[],
 		return -EINVAL;

 	err = vxlan_fdb_parse(tb, vxlan, &ip, &port, &src_vni, &vni,
&ifindex,
-			      &nhid);
+			      &nhid, extack);
 	if (err)
 		return err;

@@ -1291,7 +1305,7 @@ static int vxlan_fdb_delete(struct ndmsg *ndm, struct
nlattr *tb[],
 	int err;

 	err = vxlan_fdb_parse(tb, vxlan, &ip, &port, &src_vni, &vni,
&ifindex,
-			      &nhid);
+			      &nhid, extack);
 	if (err)
 		return err;

--
2.36.0

Nikolay Aleksandrov

2022-Apr-24 19:02 UTC

head link

[Bridge] [PATCH net-next v3 1/2] rtnetlink: add extack support in fdb del handlers

On 24/04/2022 15:09, Alaa Mohamed wrote:> Add extack support to .ndo_fdb_del in netdevice.h and
> all related methods.
> 
> Signed-off-by: Alaa Mohamed <eng.alaamohamedsoliman.am at gmail.com>
> ---
> changes in V3:
>         fix errors reported by checkpatch.pl
> ---
>  drivers/net/ethernet/intel/ice/ice_main.c        | 4 ++--
>  drivers/net/ethernet/mscc/ocelot_net.c           | 4 ++--
>  drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 2 +-
>  drivers/net/macvlan.c                            | 2 +-
>  drivers/net/vxlan/vxlan_core.c                   | 2 +-
>  include/linux/netdevice.h                        | 2 +-
>  net/bridge/br_fdb.c                              | 2 +-
>  net/bridge/br_private.h                          | 2 +-
>  net/core/rtnetlink.c                             | 4 ++--
>  9 files changed, 12 insertions(+), 12 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/ice/ice_main.c
b/drivers/net/ethernet/intel/ice/ice_main.c
> index d768925785ca..7b55d8d94803 100644
> --- a/drivers/net/ethernet/intel/ice/ice_main.c
> +++ b/drivers/net/ethernet/intel/ice/ice_main.c
> @@ -5678,10 +5678,10 @@ ice_fdb_add(struct ndmsg *ndm, struct nlattr
__always_unused *tb[],
>  static int
>  ice_fdb_del(struct ndmsg *ndm, __always_unused struct nlattr *tb[],
>  	    struct net_device *dev, const unsigned char *addr,
> -	    __always_unused u16 vid)
> +	    __always_unused u16 vid, struct netlink_ext_ack *extack)
>  {
>  	int err;
> -
> +
What's changed here?
>  	if (ndm->ndm_state & NUD_PERMANENT) {
>  		netdev_err(dev, "FDB only supports static addresses\n");
>  		return -EINVAL;
> diff --git a/drivers/net/ethernet/mscc/ocelot_net.c
b/drivers/net/ethernet/mscc/ocelot_net.c
> index 247bc105bdd2..e07c64e3159c 100644
> --- a/drivers/net/ethernet/mscc/ocelot_net.c
> +++ b/drivers/net/ethernet/mscc/ocelot_net.c
> @@ -774,14 +774,14 @@ static int ocelot_port_fdb_add(struct ndmsg *ndm,
struct nlattr *tb[],
> 
>  static int ocelot_port_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
>  			       struct net_device *dev,
> -			       const unsigned char *addr, u16 vid)
> +			       const unsigned char *addr, u16 vid, struct netlink_ext_ack
*extack)
>  {
>  	struct ocelot_port_private *priv = netdev_priv(dev);
>  	struct ocelot_port *ocelot_port = &priv->port;
>  	struct ocelot *ocelot = ocelot_port->ocelot;
>  	int port = priv->chip_port;
> 
> -	return ocelot_fdb_del(ocelot, port, addr, vid, ocelot_port->bridge);
> +	return ocelot_fdb_del(ocelot, port, addr, vid, ocelot_port->bridge,
extack);
>  }
> 
>  static int ocelot_port_fdb_dump(struct sk_buff *skb,
> diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
> index d320567b2cca..51fa23418f6a 100644
> --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
> +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
> @@ -368,7 +368,7 @@ static int qlcnic_set_mac(struct net_device *netdev,
void *p)
> 
>  static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
>  			struct net_device *netdev,
> -			const unsigned char *addr, u16 vid)
> +			const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack)
>  {
>  	struct qlcnic_adapter *adapter = netdev_priv(netdev);
>  	int err = -EOPNOTSUPP;
> diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
> index 069e8824c264..ffd34d9f7049 100644
> --- a/drivers/net/macvlan.c
> +++ b/drivers/net/macvlan.c
> @@ -1017,7 +1017,7 @@ static int macvlan_fdb_add(struct ndmsg *ndm, struct
nlattr *tb[],
> 
>  static int macvlan_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
>  			   struct net_device *dev,
> -			   const unsigned char *addr, u16 vid)
> +			   const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack)
>  {
>  	struct macvlan_dev *vlan = netdev_priv(dev);
>  	int err = -EINVAL;
> diff --git a/drivers/net/vxlan/vxlan_core.c
b/drivers/net/vxlan/vxlan_core.c
> index de97ff98d36e..cf2f60037340 100644
> --- a/drivers/net/vxlan/vxlan_core.c
> +++ b/drivers/net/vxlan/vxlan_core.c
> @@ -1280,7 +1280,7 @@ int __vxlan_fdb_delete(struct vxlan_dev *vxlan,
>  /* Delete entry (via netlink) */
>  static int vxlan_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
>  			    struct net_device *dev,
> -			    const unsigned char *addr, u16 vid)
> +			    const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack)
>  {
>  	struct vxlan_dev *vxlan = netdev_priv(dev);
>  	union vxlan_addr ip;
> diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
> index 28ea4f8269d4..d0d2a8f33c73 100644
> --- a/include/linux/netdevice.h
> +++ b/include/linux/netdevice.h
> @@ -1509,7 +1509,7 @@ struct net_device_ops {
>  					       struct nlattr *tb[],
>  					       struct net_device *dev,
>  					       const unsigned char *addr,
> -					       u16 vid);
> +					       u16 vid, struct netlink_ext_ack *extack);
>  	int			(*ndo_fdb_dump)(struct sk_buff *skb,
>  						struct netlink_callback *cb,
>  						struct net_device *dev,
> diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
> index 6ccda68bd473..5bfce2e9a553 100644
> --- a/net/bridge/br_fdb.c
> +++ b/net/bridge/br_fdb.c
> @@ -1110,7 +1110,7 @@ static int __br_fdb_delete(struct net_bridge *br,
>  /* Remove neighbor entry with RTM_DELNEIGH */
>  int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
>  		  struct net_device *dev,
> -		  const unsigned char *addr, u16 vid)
> +		  const unsigned char *addr, u16 vid, 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 18ccc3d5d296..95348c1c9ce5 100644
> --- a/net/bridge/br_private.h
> +++ b/net/bridge/br_private.h
> @@ -780,7 +780,7 @@ void br_fdb_update(struct net_bridge *br, struct
net_bridge_port *source,
>  		   const unsigned char *addr, u16 vid, unsigned long flags);
> 
>  int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
> -		  struct net_device *dev, const unsigned char *addr, u16 vid);
> +		  struct net_device *dev, const unsigned char *addr, u16 vid, struct
netlink_ext_ack *extack);
This is way too long (111 chars) and checkpatch should've complained about
it.
WARNING: line length of 111 exceeds 100 columns
#234: FILE: net/bridge/br_private.h:782:
+		  struct net_device *dev, const unsigned char *addr, u16 vid, struct
netlink_ext_ack *extack);
>  int br_fdb_add(struct ndmsg *nlh, struct nlattr *tb[], struct net_device
*dev,
>  	       const unsigned char *addr, u16 vid, u16 nlh_flags,
>  	       struct netlink_ext_ack *extack);
> diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
> index 4041b3e2e8ec..99b30ae58a47 100644
> --- a/net/core/rtnetlink.c
> +++ b/net/core/rtnetlink.c
> @@ -4223,7 +4223,7 @@ static int rtnl_fdb_del(struct sk_buff *skb, struct
nlmsghdr *nlh,
>  		const struct net_device_ops *ops = br_dev->netdev_ops;
> 
>  		if (ops->ndo_fdb_del)
> -			err = ops->ndo_fdb_del(ndm, tb, dev, addr, vid);
> +			err = ops->ndo_fdb_del(ndm, tb, dev, addr, vid, extack);
> 
>  		if (err)
>  			goto out;
> @@ -4235,7 +4235,7 @@ static int rtnl_fdb_del(struct sk_buff *skb, struct
nlmsghdr *nlh,
>  	if (ndm->ndm_flags & NTF_SELF) {
>  		if (dev->netdev_ops->ndo_fdb_del)
>  			err = dev->netdev_ops->ndo_fdb_del(ndm, tb, dev, addr,
> -							   vid);
> +							   vid, extack);
>  		else
>  			err = ndo_dflt_fdb_del(ndm, tb, dev, addr, vid);
> 
> --
> 2.36.0
>

Linux Ethernet Bridging - Apr 2022 - [Bridge] [PATCH net-next v3 1/2] rtnetlink: add extack support in fdb del handlers

[Bridge] [PATCH net-next v3 0/2] propagate extack to vxlan_fdb_delete

[Bridge] [PATCH net-next v3 1/2] rtnetlink: add extack support in fdb del handlers

[Bridge] [PATCH net-next v3 2/2] net: vxlan: vxlan_core.c: Add extack support to vxlan_fdb_delete

[Bridge] [PATCH net-next v3 1/2] rtnetlink: add extack support in fdb del handlers