[PATCH] regulator: Set delay to 0 if set_voltage_time_sel callbackreturns error

[Axel Lin]

rdev->desc->ops->set_voltage_time_sel may return negative error code.
Set delay to 0 if we got error.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
---
 drivers/regulator/core.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index beeeb7f..61448b6 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1892,6 +1892,8 @@ static int _regulator_do_set_voltage(struct regulator_dev *rdev,
 			old_selector = ret;
 			delay = rdev->desc->ops->set_voltage_time_sel(rdev,
 						old_selector, selector);
+			if (delay < 0)
+				delay = 0;
 		}
 
 		if (best_val != INT_MAX) {
-- 
1.7.5.4



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