Avoid hard lockup when someone provides non-supported regulator
name.

Signed-off-by: Karol Lewandowski <k.lewando...@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
Cc: Thomas Abraham <thomas.abra...@linaro.org>
---
 drivers/regulator/max8997.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/drivers/regulator/max8997.c b/drivers/regulator/max8997.c
index dce8aaf..c20fd72 100644
--- a/drivers/regulator/max8997.c
+++ b/drivers/regulator/max8997.c
@@ -1011,6 +1011,13 @@ static int max8997_pmic_dt_parse_pdata(struct 
max8997_dev *iodev,
                for (i = 0; i < ARRAY_SIZE(regulators); i++)
                        if (!of_node_cmp(reg_np->name, regulators[i].name))
                                break;
+
+               if (i == ARRAY_SIZE(regulators)) {
+                       dev_warn(iodev->dev, "don't know how to configure 
regulator %s\n",
+                                reg_np->name);
+                       continue;
+               }
+
                rdata->id = i;
                rdata->initdata = of_get_regulator_init_data(
                                                iodev->dev, reg_np);
-- 
1.7.9.1

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