Messages in this thread Patch in this message | | | Date | Wed, 25 Sep 2013 15:37:15 +0800 | Subject | [PATCH] mfd: twl6040: drop devm_free_irq of devm_ allocated irq | From | Wei Yongjun <> |
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From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
The devm_request_irq function allocates irq that is released when a driver detaches. Thus, there is no reason to explicitly call devm_free_irq in probe or remove functions.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> --- drivers/mfd/twl6040.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/drivers/mfd/twl6040.c b/drivers/mfd/twl6040.c index daf6694..7361dbe 100644 --- a/drivers/mfd/twl6040.c +++ b/drivers/mfd/twl6040.c @@ -619,7 +619,7 @@ static int twl6040_probe(struct i2c_client *client, "twl6040_irq_th", twl6040); if (ret) { dev_err(twl6040->dev, "Thermal IRQ request failed: %d\n", ret); - goto thirq_err; + goto readyirq_err; } /* dual-access registers controlled by I2C only */ @@ -659,14 +659,10 @@ static int twl6040_probe(struct i2c_client *client, ret = mfd_add_devices(&client->dev, -1, twl6040->cells, children, NULL, 0, NULL); if (ret) - goto mfd_err; + goto readyirq_err; return 0; -mfd_err: - devm_free_irq(&client->dev, twl6040->irq_th, twl6040); -thirq_err: - devm_free_irq(&client->dev, twl6040->irq_ready, twl6040); readyirq_err: regmap_del_irq_chip(twl6040->irq, twl6040->irq_data); gpio_err: @@ -684,8 +680,6 @@ static int twl6040_remove(struct i2c_client *client) if (twl6040->power_count) twl6040_power(twl6040, 0); - devm_free_irq(&client->dev, twl6040->irq_ready, twl6040); - devm_free_irq(&client->dev, twl6040->irq_th, twl6040); regmap_del_irq_chip(twl6040->irq, twl6040->irq_data); mfd_remove_devices(&client->dev);
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