Unverified Commit 687c9e3b authored by Axel Lin's avatar Axel Lin Committed by Mark Brown
Browse files

regulator: Check ramp_delay_table for regulator_set_ramp_delay_regmap 



Return -EINVAL if ramp_delay_table is NULL.
Also add WARN_ON since the driver code needs fix if this happened.

Signed-off-by: default avatarAxel Lin <axel.lin@ingics.com>
Link: https://lore.kernel.org/r/20210519132255.1683863-1-axel.lin@ingics.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 34991ee9

drivers/regulator/helpers.c

+1 −1
Original line number Diff line number Diff line
@@ -948,7 +948,7 @@ int regulator_set_ramp_delay_regmap(struct regulator_dev *rdev, int ramp_delay) 
	int ret;

	unsigned int sel;



	if (!rdev->desc->n_ramp_values)

	if (WARN_ON(!rdev->desc->n_ramp_values || !rdev->desc->ramp_delay_table))

		return -EINVAL;



	ret = find_closest_bigger(ramp_delay, rdev->desc->ramp_delay_table,