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

Axel Lin
2012-04-12T05:28:31Z

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
drivers/regulator/core.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 1bd71a8..bf46034 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -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);
--
1.7.5.4