diff options
| author | Robin Gong <yibin.gong@nxp.com> | 2016-10-12 14:53:28 +0800 |
|---|---|---|
| committer | Leonard Crestez <leonard.crestez@nxp.com> | 2018-08-24 12:41:33 +0300 |
| commit | 1b217bc5b89627cf5ad80554e8c1c1e0613281d3 (patch) | |
| tree | 960b04a83ea13e4781b9ff1743afb38b3e39ae4c /drivers/regulator | |
| parent | 748263ac1048082ae58e8898a864d954426b1d5e (diff) | |
MLK-12928-16 regulator: pf1550: check device node check
Do not probe if the device node is not correct in dts.
Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/pf1550.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/regulator/pf1550.c b/drivers/regulator/pf1550.c index c7e8bfb861a1..f6837052859b 100644 --- a/drivers/regulator/pf1550.c +++ b/drivers/regulator/pf1550.c @@ -287,10 +287,14 @@ static irqreturn_t pf1550_regulator_irq_handler(int irq, void *data) static int pf1550_regulator_probe(struct platform_device *pdev) { struct pf1550_dev *iodev = dev_get_drvdata(pdev->dev.parent); + struct device_node *np = pdev->dev.of_node; struct pf1550_regulator_info *info; int i, ret = 0; struct regulator_config config = { }; + if (!np) + return -ENODEV; + info = devm_kzalloc(&pdev->dev, sizeof(struct pf1550_regulator_info), GFP_KERNEL); if (!info) |