Use rdev_get_id() instead of directly access rdev->desc->id.
While at it also remove unneeded init for ramp_value variable.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
 drivers/regulator/bd718x7-regulator.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/regulator/bd718x7-regulator.c b/drivers/regulator/bd718x7-regulator.c
index b2191be49670..fde4264da6ff 100644
--- a/drivers/regulator/bd718x7-regulator.c
+++ b/drivers/regulator/bd718x7-regulator.c
@@ -27,8 +27,8 @@
 static int bd718xx_buck1234_set_ramp_delay(struct regulator_dev *rdev,
 					   int ramp_delay)
 {
-	int id = rdev->desc->id;
-	unsigned int ramp_value = BUCK_RAMPRATE_10P00MV;
+	int id = rdev_get_id(rdev);
+	unsigned int ramp_value;
 
 	dev_dbg(&rdev->dev, "Buck[%d] Set Ramp = %d\n", id + 1,
 		ramp_delay);
-- 
2.17.1