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OpenCloudOS-Kernel
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net: dsa: switch to devm_ calls and remove kfree calls 

Now the kfree calls exists in the the remove functions, remove them in all
places except the of_probe functions and replace allocation calls
with their devm_ counterparts.

Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Neil Armstrong 2015-10-06 15:40:37 +01:00 committed by David S. Miller
parent cbc5d90b37
commit d4ac35d6ed
1 changed files with 5 additions and 12 deletions
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17
net/dsa/dsa.c
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@ -306,7 +306,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
if (ret < 0)
goto out;
ds->slave_mii_bus = mdiobus_alloc();
ds->slave_mii_bus = devm_mdiobus_alloc(parent);
if (ds->slave_mii_bus == NULL) {
ret = -ENOMEM;
goto out;
@ -315,7 +315,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
ret = mdiobus_register(ds->slave_mii_bus);
if (ret < 0)
goto out_free;
goto out;
/*
@ -368,10 +368,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
return ret;
out_free:
mdiobus_free(ds->slave_mii_bus);
out:
kfree(ds);
return ret;
}
@ -401,7 +398,7 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index,
/*
* Allocate and initialise switch state.
*/
ds = kzalloc(sizeof(*ds) + drv->priv_size, GFP_KERNEL);
ds = devm_kzalloc(parent, sizeof(*ds) + drv->priv_size, GFP_KERNEL);
if (ds == NULL)
return ERR_PTR(-ENOMEM);
@ -462,7 +459,6 @@ static void dsa_switch_destroy(struct dsa_switch *ds)
}
mdiobus_unregister(ds->slave_mii_bus);
mdiobus_free(ds->slave_mii_bus);
}
#ifdef CONFIG_PM_SLEEP
@ -922,7 +918,7 @@ static int dsa_probe(struct platform_device *pdev)
goto out;
}
dst = kzalloc(sizeof(*dst), GFP_KERNEL);
dst = devm_kzalloc(&pdev->dev, sizeof(*dst), GFP_KERNEL);
if (dst == NULL) {
dev_put(dev);
ret = -ENOMEM;
@ -953,10 +949,8 @@ static void dsa_remove_dst(struct dsa_switch_tree *dst)
for (i = 0; i < dst->pd->nr_chips; i++) {
struct dsa_switch *ds = dst->ds[i];
if (ds) {
if (ds)
dsa_switch_destroy(ds);
kfree(ds);
}
}
}
@ -965,7 +959,6 @@ static int dsa_remove(struct platform_device *pdev)
struct dsa_switch_tree *dst = platform_get_drvdata(pdev);
dsa_remove_dst(dst);
kfree(dst);
dsa_of_remove(&pdev->dev);
return 0;