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@xxxxxxxxxxxxxx> --- 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 8e9b90a..6c0face 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); -- 1.7.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/linux-arm-kernel