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lp8727_charger: Use devm_kzalloc()

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Use devm_kzalloc() rather than kzalloc()/kfree() to make
allocating/freeing the private data simpler.

Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
This commit is contained in:
Kim, Milo 2012-08-31 09:22:46 +00:00 committed by Anton Vorontsov
parent a2778b0fe1
commit 74727c5715
1 changed files with 2 additions and 6 deletions
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8
drivers/power/lp8727_charger.c
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@ -360,7 +360,7 @@ static int lp8727_register_psy(struct lp8727_chg *pchg)
{
struct lp8727_psy *psy;
psy = kzalloc(sizeof(*psy), GFP_KERNEL);
psy = devm_kzalloc(pchg->dev, sizeof(*psy), GFP_KERNEL);
if (!psy)
return -ENOMEM;
@ -405,7 +405,6 @@ err_psy_batt:
err_psy_usb:
power_supply_unregister(&psy->ac);
err_psy_ac:
kfree(psy);
return -EPERM;
}
@ -419,7 +418,6 @@ static void lp8727_unregister_psy(struct lp8727_chg *pchg)
power_supply_unregister(&psy->ac);
power_supply_unregister(&psy->usb);
power_supply_unregister(&psy->batt);
kfree(psy);
}
static int lp8727_probe(struct i2c_client *cl, const struct i2c_device_id *id)
@ -430,7 +428,7 @@ static int lp8727_probe(struct i2c_client *cl, const struct i2c_device_id *id)
if (!i2c_check_functionality(cl->adapter, I2C_FUNC_SMBUS_I2C_BLOCK))
return -EIO;
pchg = kzalloc(sizeof(*pchg), GFP_KERNEL);
pchg = devm_kzalloc(&cl->dev, sizeof(*pchg), GFP_KERNEL);
if (!pchg)
return -ENOMEM;
@ -462,7 +460,6 @@ static int lp8727_probe(struct i2c_client *cl, const struct i2c_device_id *id)
return 0;
error:
kfree(pchg);
return ret;
}
@ -474,7 +471,6 @@ static int __devexit lp8727_remove(struct i2c_client *cl)
free_irq(pchg->client->irq, pchg);
flush_workqueue(pchg->irqthread);
destroy_workqueue(pchg->irqthread);
kfree(pchg);
return 0;
}