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Commit da0607c8 authored by Markus Pargmann's avatar Markus Pargmann Committed by Mark Brown
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regulator: anatop: Fail on invalid voltage selector 



A '0' voltage selector is invalid and can't be used with this driver.

Signed-off-by: default avatarMarkus Pargmann <mpa@pengutronix.de>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent fe08be3e

drivers/regulator/anatop-regulator.c

+5 −0
Original line number Diff line number Diff line
@@ -291,6 +291,11 @@ static int anatop_regulator_probe(struct platform_device *pdev) 
		 */

		if (!sreg->sel && !strcmp(sreg->name, "vddpu"))

			sreg->sel = 22;



		if (!sreg->sel) {

			dev_err(&pdev->dev, "Failed to read a valid default voltage selector.\n");

			return -EINVAL;

		}

	} else {

		rdesc->ops = &anatop_rops;

	}