diff options
| author | Andrew Lunn <andrew@lunn.ch> | 2019-04-28 19:37:19 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-04-28 19:41:01 -0400 |
| commit | 4dad81ee14479c74973ee669612a367b3a675743 (patch) | |
| tree | deb8e24e0569d3e3d5e320f8fc159a5ca019235a /net/dsa | |
| parent | c39e2a1d71ade2e59c92280fb2b4daf06b0e240f (diff) | |
| download | net-4dad81ee14479c74973ee669612a367b3a675743.tar.gz | |
dsa: Add stub tag driver put method
When a DSA switch driver is unloaded, the lock on the tag driver
should be released so the module can be unloaded. Add the needed calls,
but leave the actual release code as a stub.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
v2
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/dsa.c | 4 | ||||
| -rw-r--r-- | net/dsa/dsa2.c | 2 | ||||
| -rw-r--r-- | net/dsa/dsa_priv.h | 1 | ||||
| -rw-r--r-- | net/dsa/legacy.c | 2 |
4 files changed, 9 insertions, 0 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 0a68d784ea184d..54e89c97ce114c 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -137,6 +137,10 @@ const struct dsa_device_ops *dsa_tag_driver_get(int tag_protocol) return ops; } +void dsa_tag_driver_put(const struct dsa_device_ops *ops) +{ +} + static int dev_is_class(struct device *dev, void *class) { if (dev->class != NULL && !strcmp(dev->class->name, class)) diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c index ba91bda8bdd389..bbc9f56e89b9e8 100644 --- a/net/dsa/dsa2.c +++ b/net/dsa/dsa2.c @@ -335,6 +335,8 @@ static void dsa_port_teardown(struct dsa_port *dp) case DSA_PORT_TYPE_UNUSED: break; case DSA_PORT_TYPE_CPU: + dsa_tag_driver_put(dp->tag_ops); + /* fall-through */ case DSA_PORT_TYPE_DSA: dsa_port_link_unregister_of(dp); break; diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h index abe3abeb0bb958..ea482e88f7b84e 100644 --- a/net/dsa/dsa_priv.h +++ b/net/dsa/dsa_priv.h @@ -85,6 +85,7 @@ struct dsa_slave_priv { /* dsa.c */ const struct dsa_device_ops *dsa_tag_driver_get(int tag_protocol); +void dsa_tag_driver_put(const struct dsa_device_ops *ops); bool dsa_schedule_work(struct work_struct *work); const char *dsa_tag_protocol_to_str(const struct dsa_device_ops *ops); diff --git a/net/dsa/legacy.c b/net/dsa/legacy.c index a8c076250237b5..219f4fa7ff4bb8 100644 --- a/net/dsa/legacy.c +++ b/net/dsa/legacy.c @@ -163,6 +163,8 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, dst->cpu_dp->dst = dst; } + dsa_tag_driver_put(dst->cpu_dp->tag_ops); + memcpy(ds->rtable, cd->rtable, sizeof(ds->rtable)); /* |