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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-01-25 11:19:46 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-01-25 11:19:46 +0100
commit0f8b29fabacbcf0e617896c7ea832b7ea2ef2406 (patch)
tree0187f2baef24b5d78d94aecc7057356a36c58b5d /net/dsa
parente71a8d5cf4b4f274740e31b601216071e2a11afa (diff)
parent6ee1d745b7c9fd573fba142a2efdad76a9f1cb04 (diff)
Merge 5.11-rc5 into tty-next
We need the fixes in here and this resolves a merge issue in drivers/tty/tty_io.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/dsa')
-rw-r--r--net/dsa/dsa2.c4
-rw-r--r--net/dsa/master.c10
2 files changed, 14 insertions, 0 deletions
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 183003e45762a..a47e0f9b20d0a 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -353,9 +353,13 @@ static int dsa_port_devlink_setup(struct dsa_port *dp)
static void dsa_port_teardown(struct dsa_port *dp)
{
+ struct devlink_port *dlp = &dp->devlink_port;
+
if (!dp->setup)
return;
+ devlink_port_type_clear(dlp);
+
switch (dp->type) {
case DSA_PORT_TYPE_UNUSED:
break;
diff --git a/net/dsa/master.c b/net/dsa/master.c
index 5a0f6fec4271d..cb3a5cf99b258 100644
--- a/net/dsa/master.c
+++ b/net/dsa/master.c
@@ -309,8 +309,18 @@ static struct lock_class_key dsa_master_addr_list_lock_key;
int dsa_master_setup(struct net_device *dev, struct dsa_port *cpu_dp)
{
int mtu = ETH_DATA_LEN + cpu_dp->tag_ops->overhead;
+ struct dsa_switch *ds = cpu_dp->ds;
+ struct device_link *consumer_link;
int ret;
+ /* The DSA master must use SET_NETDEV_DEV for this to work. */
+ consumer_link = device_link_add(ds->dev, dev->dev.parent,
+ DL_FLAG_AUTOREMOVE_CONSUMER);
+ if (!consumer_link)
+ netdev_err(dev,
+ "Failed to create a device link to DSA switch %s\n",
+ dev_name(ds->dev));
+
rtnl_lock();
ret = dev_set_mtu(dev, mtu);
rtnl_unlock();