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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-02-23 23:38:06 -0800 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-03-03 14:49:27 +0000 |
| commit | 54d13ab1038911249fc5769efee87fed000623c0 (patch) | |
| tree | cd0e4b3bc8be562f9bb0ca1c852c54973a672a3f /drivers/regulator/tps65023-regulator.c | |
| parent | 24c29020bac8a35729e1f58270b3622abc2941a2 (diff) | |
| download | kernel_samsung_crespo-54d13ab1038911249fc5769efee87fed000623c0.zip kernel_samsung_crespo-54d13ab1038911249fc5769efee87fed000623c0.tar.gz kernel_samsung_crespo-54d13ab1038911249fc5769efee87fed000623c0.tar.bz2 | |
Regulators: tps65023-regulator - mark probe method as __devinit
Also move error handling in probe() out of line and do not bother
to reset fields in structures that are about to be freed.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'drivers/regulator/tps65023-regulator.c')
| -rw-r--r-- | drivers/regulator/tps65023-regulator.c | 35 |
1 files changed, 16 insertions, 19 deletions
diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c index 07fda0a..1f18354 100644 --- a/drivers/regulator/tps65023-regulator.c +++ b/drivers/regulator/tps65023-regulator.c @@ -457,8 +457,8 @@ static struct regulator_ops tps65023_ldo_ops = { .list_voltage = tps65023_ldo_list_voltage, }; -static -int tps_65023_probe(struct i2c_client *client, const struct i2c_device_id *id) +static int __devinit tps_65023_probe(struct i2c_client *client, + const struct i2c_device_id *id) { static int desc_id; const struct tps_info *info = (void *)id->driver_data; @@ -466,6 +466,7 @@ int tps_65023_probe(struct i2c_client *client, const struct i2c_device_id *id) struct regulator_dev *rdev; struct tps_pmic *tps; int i; + int error; if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -EIO; @@ -475,7 +476,6 @@ int tps_65023_probe(struct i2c_client *client, const struct i2c_device_id *id) * coming from the board-evm file. */ init_data = client->dev.platform_data; - if (!init_data) return -EIO; @@ -502,21 +502,12 @@ int tps_65023_probe(struct i2c_client *client, const struct i2c_device_id *id) /* Register the regulators */ rdev = regulator_register(&tps->desc[i], &client->dev, - init_data, tps); + init_data, tps); if (IS_ERR(rdev)) { dev_err(&client->dev, "failed to register %s\n", id->name); - - /* Unregister */ - while (i) - regulator_unregister(tps->rdev[--i]); - - tps->client = NULL; - - /* clear the client data in i2c */ - i2c_set_clientdata(client, NULL); - kfree(tps); - return PTR_ERR(rdev); + error = PTR_ERR(rdev); + goto fail; } /* Save regulator for cleanup */ @@ -526,6 +517,13 @@ int tps_65023_probe(struct i2c_client *client, const struct i2c_device_id *id) i2c_set_clientdata(client, tps); return 0; + + fail: + while (--i >= 0) + regulator_unregister(tps->rdev[i]); + + kfree(tps); + return error; } /** @@ -539,13 +537,12 @@ static int __devexit tps_65023_remove(struct i2c_client *client) struct tps_pmic *tps = i2c_get_clientdata(client); int i; + /* clear the client data in i2c */ + i2c_set_clientdata(client, NULL); + for (i = 0; i < TPS65023_NUM_REGULATOR; i++) regulator_unregister(tps->rdev[i]); - tps->client = NULL; - - /* clear the client data in i2c */ - i2c_set_clientdata(client, NULL); kfree(tps); return 0; |