regulator: Appease smatch in regulator_register()

We don't support missing configs at all so segfaulting isn't that bad
but since we've got checks in the code move the dereference after them.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 4bb1f84..7943fd6 100644 (file)
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2833,13 +2833,15 @@ 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;
 
        if (regulator_desc == NULL || config == NULL)
                return ERR_PTR(-EINVAL);
 
+       dev = config->dev;
+
        if (regulator_desc->name == NULL || regulator_desc->ops == NULL)
                return ERR_PTR(-EINVAL);