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authorJakub Kicinski <kuba@kernel.org>2021-09-23 11:19:49 -0700
committerJakub Kicinski <kuba@kernel.org>2021-09-23 11:19:49 -0700
commit2fcd14d0f78090f57aecd7f424e2b0373cd631a7 (patch)
treef8946c307a3b5d319c17ec988d8a38c0fe7a08de /drivers/net/dsa/dsa_loop.c
parent9aad3e4ede9bebda23579f674420123dacb61fda (diff)
parent9bc62afe03afdf33904f5e784e1ad68c50ff00bb (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
net/mptcp/protocol.c 977d293e23b4 ("mptcp: ensure tx skbs always have the MPTCP ext") efe686ffce01 ("mptcp: ensure tx skbs always have the MPTCP ext") same patch merged in both trees, keep net-next. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/dsa/dsa_loop.c')
-rw-r--r--drivers/net/dsa/dsa_loop.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/net/dsa/dsa_loop.c b/drivers/net/dsa/dsa_loop.c
index bfdf3324aac3..e638e3eea911 100644
--- a/drivers/net/dsa/dsa_loop.c
+++ b/drivers/net/dsa/dsa_loop.c
@@ -340,10 +340,29 @@ static int dsa_loop_drv_probe(struct mdio_device *mdiodev)
static void dsa_loop_drv_remove(struct mdio_device *mdiodev)
{
struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
- struct dsa_loop_priv *ps = ds->priv;
+ struct dsa_loop_priv *ps;
+
+ if (!ds)
+ return;
+
+ ps = ds->priv;
dsa_unregister_switch(ds);
dev_put(ps->netdev);
+
+ dev_set_drvdata(&mdiodev->dev, NULL);
+}
+
+static void dsa_loop_drv_shutdown(struct mdio_device *mdiodev)
+{
+ struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
+
+ if (!ds)
+ return;
+
+ dsa_switch_shutdown(ds);
+
+ dev_set_drvdata(&mdiodev->dev, NULL);
}
static struct mdio_driver dsa_loop_drv = {
@@ -352,6 +371,7 @@ static struct mdio_driver dsa_loop_drv = {
},
.probe = dsa_loop_drv_probe,
.remove = dsa_loop_drv_remove,
+ .shutdown = dsa_loop_drv_shutdown,
};
#define NUM_FIXED_PHYS (DSA_LOOP_NUM_PORTS - 2)