diff options
| author | Max Filippov <jcmvbkbc@gmail.com> | 2012-03-01 00:40:08 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-02 09:27:10 -0700 |
| commit | 2a367a7641e3f3075bfb50cb6ce26d4c66848e3c (patch) | |
| tree | 24d1e97c62d81f8f77afc1947d42836027314cd4 | |
| parent | 220b62b4dae194046a0993d66c5a7651fcfed72e (diff) | |
| download | kernel_samsung_aries-2a367a7641e3f3075bfb50cb6ce26d4c66848e3c.zip kernel_samsung_aries-2a367a7641e3f3075bfb50cb6ce26d4c66848e3c.tar.gz kernel_samsung_aries-2a367a7641e3f3075bfb50cb6ce26d4c66848e3c.tar.bz2 | |
p54spi: Release GPIO lines and IRQ on error in p54spi_probe
commit 62ebeed8d00aef75eac4fd6c161cae75a41965ca upstream.
This makes it possible to reload driver if insmod has failed due to
missing firmware.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Acked-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/wireless/p54/p54spi.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/net/wireless/p54/p54spi.c b/drivers/net/wireless/p54/p54spi.c index b33ceb1..d895ff9 100644 --- a/drivers/net/wireless/p54/p54spi.c +++ b/drivers/net/wireless/p54/p54spi.c @@ -623,19 +623,19 @@ static int __devinit p54spi_probe(struct spi_device *spi) ret = spi_setup(spi); if (ret < 0) { dev_err(&priv->spi->dev, "spi_setup failed"); - goto err_free_common; + goto err_free; } ret = gpio_request(p54spi_gpio_power, "p54spi power"); if (ret < 0) { dev_err(&priv->spi->dev, "power GPIO request failed: %d", ret); - goto err_free_common; + goto err_free; } ret = gpio_request(p54spi_gpio_irq, "p54spi irq"); if (ret < 0) { dev_err(&priv->spi->dev, "irq GPIO request failed: %d", ret); - goto err_free_common; + goto err_free_gpio_power; } gpio_direction_output(p54spi_gpio_power, 0); @@ -646,7 +646,7 @@ static int __devinit p54spi_probe(struct spi_device *spi) priv->spi); if (ret < 0) { dev_err(&priv->spi->dev, "request_irq() failed"); - goto err_free_common; + goto err_free_gpio_irq; } irq_set_irq_type(gpio_to_irq(p54spi_gpio_irq), IRQ_TYPE_EDGE_RISING); @@ -678,6 +678,12 @@ static int __devinit p54spi_probe(struct spi_device *spi) return 0; err_free_common: + free_irq(gpio_to_irq(p54spi_gpio_irq), spi); +err_free_gpio_irq: + gpio_free(p54spi_gpio_irq); +err_free_gpio_power: + gpio_free(p54spi_gpio_power); +err_free: p54_free_common(priv->hw); return ret; } |