ab8500: Clean up probe routines
These patches clean up some ugliness and brings the variable
initialisation formatting more into line with other drivers.
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c
index 79dc584..d2303d0 100644
--- a/drivers/power/ab8500_charger.c
+++ b/drivers/power/ab8500_charger.c
@@ -2534,10 +2534,15 @@
static int __devinit ab8500_charger_probe(struct platform_device *pdev)
{
int irq, i, charger_status, ret = 0;
- struct abx500_bm_plat_data *plat_data;
+ struct abx500_bm_plat_data *plat_data = pdev->dev.platform_data;
+ struct ab8500_charger *di;
- struct ab8500_charger *di =
- kzalloc(sizeof(struct ab8500_charger), GFP_KERNEL);
+ if (!plat_data) {
+ dev_err(&pdev->dev, "No platform data\n");
+ return -EINVAL;
+ }
+
+ di = kzalloc(sizeof(*di), GFP_KERNEL);
if (!di)
return -ENOMEM;
@@ -2550,13 +2555,12 @@
spin_lock_init(&di->usb_state.usb_lock);
/* get charger specific platform data */
- plat_data = pdev->dev.platform_data;
- if (!plat_data || !plat_data->charger) {
+ di->pdata = plat_data->charger;
+ if (!di->pdata) {
dev_err(di->dev, "no charger platform data supplied\n");
ret = -EINVAL;
goto free_device_info;
}
- di->pdata = plat_data->charger;
/* get battery specific platform data */
di->bat = plat_data->battery;