Messages in this thread Patch in this message | | | Date | Thu, 12 Apr 2012 20:45:20 +0200 | From | Karol Lewandowski <> | Subject | [PATCH 01/13] regulator: Fix DT node name checking in max8997-pmic |
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Avoid hard lockup when someone provides non-supported regulator name.
Signed-off-by: Karol Lewandowski <k.lewandowsk@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Cc: Thomas Abraham <thomas.abraham@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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