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ab8500_charger: Harden platform data check

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If no platform data at all is supplied the driver crashes,
extend the checks to be more careful so we can compile in the
driver and boot also without platform data present.

Acked-by: Arun Murthy <arun.murthy@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
This commit is contained in:
Linus Walleij 2012-04-13 10:15:49 +02:00 committed by Anton Vorontsov
parent 8cd725a1de
commit cc28e17100
1 changed files with 2 additions and 3 deletions
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5
drivers/power/ab8500_charger.c
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@ -2551,13 +2551,12 @@ static int __devinit ab8500_charger_probe(struct platform_device *pdev)
/* get charger specific platform data */
plat_data = pdev->dev.platform_data;
di->pdata = plat_data->charger;
if (!di->pdata) {
if (!plat_data || !plat_data->charger) {
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;