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Message-Id: <1393318071-13524-1-git-send-email-philippe.retornaz@epfl.ch> Date: Tue, 25 Feb 2014 09:47:51 +0100 From: Philippe Rétornaz <philippe.retornaz@...l.ch> To: sachin.kamat@...aro.org, broonie@...nel.org Cc: linux-kernel@...r.kernel.org, lgirdwood@...il.com, Philippe Rétornaz <philippe.retornaz@...l.ch> Subject: [PATCH 1/1] regulator: mc13xxx: check if DT is enabled This fix a regression on non-DT board booted with a DT enabled kernel Signed-off-by: Philippe Rétornaz <philippe.retornaz@...l.ch> --- drivers/regulator/mc13xxx-regulator-core.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c index 4498a3f..a10c999 100644 --- a/drivers/regulator/mc13xxx-regulator-core.c +++ b/drivers/regulator/mc13xxx-regulator-core.c @@ -167,6 +167,9 @@ int mc13xxx_get_num_regulators_dt(struct platform_device *pdev) struct device_node *parent; int num; + if(!pdev->dev.parent->of_node) + return -ENODEV; + of_node_get(pdev->dev.parent->of_node); parent = of_get_child_by_name(pdev->dev.parent->of_node, "regulators"); if (!parent) @@ -187,6 +190,9 @@ struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt( struct device_node *parent, *child; int i, parsed = 0; + if(!pdev->dev.parent->of_node) + return NULL; + of_node_get(pdev->dev.parent->of_node); parent = of_get_child_by_name(pdev->dev.parent->of_node, "regulators"); if (!parent) -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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