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clk: si5351: implement remove handler

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The driver has no remove function, so it does not cleanup
resources that are not under devm management.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Alexey Khoroshilov 2017-09-16 01:30:30 +03:00 • committed by Stephen Boyd
parent 4fbd8d194f
commit 758231d5a8
1 changed files with 13 additions and 0 deletions
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13
drivers/clk/clk-si5351.c
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@ -1619,6 +1619,18 @@ err_clk:
return ret; return ret;
} }
static int si5351_i2c_remove(struct i2c_client *client)
{
struct si5351_driver_data *drvdata = i2c_get_clientdata(client);
of_clk_del_provider(client->dev.of_node);
if (!IS_ERR(drvdata->pxtal))
clk_disable_unprepare(drvdata->pxtal);
if (!IS_ERR(drvdata->pclkin))
clk_disable_unprepare(drvdata->pclkin);
return 0;
}
static const struct i2c_device_id si5351_i2c_ids[] = { static const struct i2c_device_id si5351_i2c_ids[] = {
{ "si5351a", SI5351_VARIANT_A }, { "si5351a", SI5351_VARIANT_A },
{ "si5351a-msop", SI5351_VARIANT_A3 }, { "si5351a-msop", SI5351_VARIANT_A3 },
@ -1634,6 +1646,7 @@ static struct i2c_driver si5351_driver = {
.of_match_table = of_match_ptr(si5351_dt_ids), .of_match_table = of_match_ptr(si5351_dt_ids),
}, },
.probe = si5351_i2c_probe, .probe = si5351_i2c_probe,
.remove = si5351_i2c_remove,
.id_table = si5351_i2c_ids, .id_table = si5351_i2c_ids,
}; };
module_i2c_driver(si5351_driver); module_i2c_driver(si5351_driver);