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regulator: core: Don't dereference config->dev before NULL checking for config

PATCH Axel Lin 2 participants 2 messages Apr 12, 2012 Voltage and current regulator framework

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Axel Lin

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Reported-by Dan Carpenter <[email protected]>
Signed-off-by Axel Lin <[email protected]>
---
 drivers/regulator/core.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
drivers/regulator/core.c +2 -1
index 1bd71a8..bf46034 100644
@@ -2853,7 +2853,7 @@ regulator_register(const struct regulator_desc *regulator_desc,
 	const struct regulator_init_data *init_data;
 	static atomic_t regulator_no = ATOMIC_INIT(0);
 	struct regulator_dev *rdev;
-	struct device *dev = config->dev;
+	struct device *dev;
 	int ret, i;
 	const char *supply = NULL;
 

@@ -2883,6 +2883,7 @@ regulator_register(const struct regulator_desc *regulator_desc,
 		return ERR_PTR(-EINVAL);
 	}
 
+	dev = config->dev;
 	init_data = config->init_data;
 
 	rdev = kzalloc(sizeof(struct regulator_dev), GFP_KERNEL);
Signature · 1 line
1.7.5.4