diff options
| author | abdoulaye berthe <berthe.ab@gmail.com> | 2014-05-12 19:40:42 +0400 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2014-05-16 19:52:36 +0400 |
| commit | a435e1802b3620c830ee27a3f5cdbf936dac469d (patch) | |
| tree | 01c6e25aca98de515c3f17ec1f640a2c61ca8d97 /drivers/gpio/gpio-bt8xx.c | |
| parent | cdf86cd233207ed992a647f0b9d42c60735756e7 (diff) | |
| download | linux-a435e1802b3620c830ee27a3f5cdbf936dac469d.tar.xz | |
gpio: bt8xx: use devm function for memory allocation
Signed-off-by: abdoulaye berthe <berthe.ab@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-bt8xx.c')
| -rw-r--r-- | drivers/gpio/gpio-bt8xx.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/gpio/gpio-bt8xx.c b/drivers/gpio/gpio-bt8xx.c index ecb3ca2d1d10..6557147d9331 100644 --- a/drivers/gpio/gpio-bt8xx.c +++ b/drivers/gpio/gpio-bt8xx.c @@ -178,7 +178,7 @@ static int bt8xxgpio_probe(struct pci_dev *dev, struct bt8xxgpio *bg; int err; - bg = kzalloc(sizeof(*bg), GFP_KERNEL); + bg = devm_kzalloc(&dev->dev, sizeof(struct bt8xxgpio), GFP_KERNEL); if (!bg) return -ENOMEM; @@ -188,9 +188,9 @@ static int bt8xxgpio_probe(struct pci_dev *dev, err = pci_enable_device(dev); if (err) { printk(KERN_ERR "bt8xxgpio: Can't enable device.\n"); - goto err_freebg; + return err; } - if (!request_mem_region(pci_resource_start(dev, 0), + if (!devm_request_mem_region(&dev->dev, pci_resource_start(dev, 0), pci_resource_len(dev, 0), "bt8xxgpio")) { printk(KERN_WARNING "bt8xxgpio: Can't request iomem (0x%llx).\n", @@ -201,11 +201,11 @@ static int bt8xxgpio_probe(struct pci_dev *dev, pci_set_master(dev); pci_set_drvdata(dev, bg); - bg->mmio = ioremap(pci_resource_start(dev, 0), 0x1000); + bg->mmio = devm_ioremap(&dev->dev, pci_resource_start(dev, 0), 0x1000); if (!bg->mmio) { printk(KERN_ERR "bt8xxgpio: ioremap() failed\n"); err = -EIO; - goto err_release_mem; + goto err_disable; } /* Disable interrupts */ @@ -220,18 +220,13 @@ static int bt8xxgpio_probe(struct pci_dev *dev, err = gpiochip_add(&bg->gpio); if (err) { printk(KERN_ERR "bt8xxgpio: Failed to register GPIOs\n"); - goto err_release_mem; + goto err_disable; } return 0; -err_release_mem: - release_mem_region(pci_resource_start(dev, 0), - pci_resource_len(dev, 0)); err_disable: pci_disable_device(dev); -err_freebg: - kfree(bg); return err; } @@ -250,8 +245,6 @@ static void bt8xxgpio_remove(struct pci_dev *pdev) release_mem_region(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0)); pci_disable_device(pdev); - - kfree(bg); } #ifdef CONFIG_PM |