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path: root/drivers/video/backlight/cr_bllcd.c
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Diffstat (limited to 'drivers/video/backlight/cr_bllcd.c')
-rw-r--r--drivers/video/backlight/cr_bllcd.c35
1 files changed, 20 insertions, 15 deletions
diff --git a/drivers/video/backlight/cr_bllcd.c b/drivers/video/backlight/cr_bllcd.c
index b7904da51b23..92e201e81fbd 100644
--- a/drivers/video/backlight/cr_bllcd.c
+++ b/drivers/video/backlight/cr_bllcd.c
@@ -171,13 +171,11 @@ static struct lcd_ops cr_lcd_ops = {
static int cr_backlight_probe(struct platform_device *pdev)
{
+ struct backlight_device *bdp;
+ struct lcd_device *ldp;
struct cr_panel *crp;
u8 dev_en;
- crp = kzalloc(sizeof(*crp), GFP_KERNEL);
- if (crp == NULL)
- return -ENOMEM;
-
lpc_dev = pci_get_device(PCI_VENDOR_ID_INTEL,
CRVML_DEVICE_LPC, NULL);
if (!lpc_dev) {
@@ -193,27 +191,34 @@ static int cr_backlight_probe(struct platform_device *pdev)
return -ENODEV;
}
- crp->cr_backlight_device = backlight_device_register("cr-backlight",
- &pdev->dev, NULL,
- &cr_backlight_ops);
- if (IS_ERR(crp->cr_backlight_device)) {
+ bdp = backlight_device_register("cr-backlight",
+ &pdev->dev, NULL, &cr_backlight_ops);
+ if (IS_ERR(bdp)) {
pci_dev_put(lpc_dev);
- return PTR_ERR(crp->cr_backlight_device);
+ return PTR_ERR(bdp);
}
- crp->cr_lcd_device = lcd_device_register("cr-lcd",
- &pdev->dev, NULL,
- &cr_lcd_ops);
-
- if (IS_ERR(crp->cr_lcd_device)) {
+ ldp = lcd_device_register("cr-lcd", &pdev->dev, NULL, &cr_lcd_ops);
+ if (IS_ERR(ldp)) {
+ backlight_device_unregister(bdp);
pci_dev_put(lpc_dev);
- return PTR_ERR(crp->cr_backlight_device);
+ return PTR_ERR(bdp);
}
pci_read_config_dword(lpc_dev, CRVML_REG_GPIOBAR,
&gpio_bar);
gpio_bar &= ~0x3F;
+ crp = kzalloc(sizeof(*crp), GFP_KERNEL);
+ if (!crp) {
+ lcd_device_unregister(ldp);
+ backlight_device_unregister(bdp);
+ pci_dev_put(lpc_dev);
+ return -ENOMEM;
+ }
+
+ crp->cr_backlight_device = bdp;
+ crp->cr_lcd_device = ldp;
crp->cr_backlight_device->props.power = FB_BLANK_UNBLANK;
crp->cr_backlight_device->props.brightness = 0;
crp->cr_backlight_device->props.max_brightness = 0;