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authorJakub Kicinski <jakub.kicinski@netronome.com>2019-11-05 13:26:11 -0800
committerDavid S. Miller <davem@davemloft.net>2019-11-06 09:59:57 -0800
commitbfcccfe78b361f5f6ef48554aed5bcd30c72f67f (patch)
tree8ad6c2d9d0934c4dee1ce239e0eb3592cda875d5
parenta3ead21d6eec4d18b48466c7b978566bc9cab676 (diff)
netdevsim: drop code duplicated by a merge
Looks like the port adding loop makes a re-appearance on net-next after net was merged back into it (even though it doesn't feature in the merge diff). The ports are already added in nsim_dev_create() so when we try to add them again get EEXIST, and see: netdevsim: probe of netdevsim0 failed with error -17 in the logs. When we remove the loop again the nsim_dev_probe() and nsim_dev_remove() become a wrapper of nsim_dev_create() and nsim_dev_destroy(). Remove this layer of indirection. Fixes: d31e95585ca6 ("Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net") Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/netdevsim/dev.c47
1 files changed, 8 insertions, 39 deletions
diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c
index e59a8826f36d..3da96c7e8265 100644
--- a/drivers/net/netdevsim/dev.c
+++ b/drivers/net/netdevsim/dev.c
@@ -753,7 +753,7 @@ err_fib_destroy:
return err;
}
-static struct nsim_dev *nsim_dev_create(struct nsim_bus_dev *nsim_bus_dev)
+int nsim_dev_probe(struct nsim_bus_dev *nsim_bus_dev)
{
struct nsim_dev *nsim_dev;
struct devlink *devlink;
@@ -761,7 +761,7 @@ static struct nsim_dev *nsim_dev_create(struct nsim_bus_dev *nsim_bus_dev)
devlink = devlink_alloc(&nsim_dev_devlink_ops, sizeof(*nsim_dev));
if (!devlink)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
devlink_net_set(devlink, nsim_bus_dev->initial_net);
nsim_dev = devlink_priv(devlink);
nsim_dev->nsim_bus_dev = nsim_bus_dev;
@@ -773,6 +773,8 @@ static struct nsim_dev *nsim_dev_create(struct nsim_bus_dev *nsim_bus_dev)
nsim_dev->max_macs = NSIM_DEV_MAX_MACS_DEFAULT;
nsim_dev->test1 = NSIM_DEV_TEST1_DEFAULT;
+ dev_set_drvdata(&nsim_bus_dev->dev, nsim_dev);
+
err = nsim_dev_resources_register(devlink);
if (err)
goto err_devlink_free;
@@ -818,7 +820,7 @@ static struct nsim_dev *nsim_dev_create(struct nsim_bus_dev *nsim_bus_dev)
goto err_bpf_dev_exit;
devlink_params_publish(devlink);
- return nsim_dev;
+ return 0;
err_bpf_dev_exit:
nsim_bpf_dev_exit(nsim_dev);
@@ -841,7 +843,7 @@ err_resources_unregister:
devlink_resources_unregister(devlink, NULL);
err_devlink_free:
devlink_free(devlink);
- return ERR_PTR(err);
+ return err;
}
static void nsim_dev_reload_destroy(struct nsim_dev *nsim_dev)
@@ -858,8 +860,9 @@ static void nsim_dev_reload_destroy(struct nsim_dev *nsim_dev)
nsim_fib_destroy(devlink, nsim_dev->fib_data);
}
-static void nsim_dev_destroy(struct nsim_dev *nsim_dev)
+void nsim_dev_remove(struct nsim_bus_dev *nsim_bus_dev)
{
+ struct nsim_dev *nsim_dev = dev_get_drvdata(&nsim_bus_dev->dev);
struct devlink *devlink = priv_to_devlink(nsim_dev);
nsim_dev_reload_destroy(nsim_dev);
@@ -873,40 +876,6 @@ static void nsim_dev_destroy(struct nsim_dev *nsim_dev)
devlink_free(devlink);
}
-int nsim_dev_probe(struct nsim_bus_dev *nsim_bus_dev)
-{
- struct nsim_dev *nsim_dev;
- int i;
- int err;
-
- nsim_dev = nsim_dev_create(nsim_bus_dev);
- if (IS_ERR(nsim_dev))
- return PTR_ERR(nsim_dev);
- dev_set_drvdata(&nsim_bus_dev->dev, nsim_dev);
-
- mutex_lock(&nsim_dev->port_list_lock);
- for (i = 0; i < nsim_bus_dev->port_count; i++) {
- err = __nsim_dev_port_add(nsim_dev, i);
- if (err)
- goto err_port_del_all;
- }
- mutex_unlock(&nsim_dev->port_list_lock);
- return 0;
-
-err_port_del_all:
- mutex_unlock(&nsim_dev->port_list_lock);
- nsim_dev_port_del_all(nsim_dev);
- nsim_dev_destroy(nsim_dev);
- return err;
-}
-
-void nsim_dev_remove(struct nsim_bus_dev *nsim_bus_dev)
-{
- struct nsim_dev *nsim_dev = dev_get_drvdata(&nsim_bus_dev->dev);
-
- nsim_dev_destroy(nsim_dev);
-}
-
static struct nsim_dev_port *
__nsim_dev_port_lookup(struct nsim_dev *nsim_dev, unsigned int port_index)
{