diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2012-02-29 09:01:40 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-11 20:48:44 +0000 |
| commit | 0757b6020f5aaa9f770068ca0396c0ea5cb0740d (patch) | |
| tree | d966940e0e507f7caba5db286d41d901b9b4da62 /drivers/regulator/mc13783-regulator.c | |
| parent | 3bf6e90e476fb34ca47b6dda270f41d9cebcb1ac (diff) | |
regulator: mc13783: bail out without platform data
the platform data pointer is used without checking it. Bail out
in the driver instead of crashing the kernel.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/mc13783-regulator.c')
| -rw-r--r-- | drivers/regulator/mc13783-regulator.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/regulator/mc13783-regulator.c b/drivers/regulator/mc13783-regulator.c index 8e9b90ad88ae..6c0face87ffe 100644 --- a/drivers/regulator/mc13783-regulator.c +++ b/drivers/regulator/mc13783-regulator.c @@ -344,6 +344,9 @@ static int __devinit mc13783_regulator_probe(struct platform_device *pdev) dev_dbg(&pdev->dev, "%s id %d\n", __func__, pdev->id); + if (!pdata) + return -EINVAL; + priv = devm_kzalloc(&pdev->dev, sizeof(*priv) + pdata->num_regulators * sizeof(priv->regulators[0]), GFP_KERNEL); |