Unverified Commit ce410900 authored Aug 02, 2020 by Axel Lin Committed by Mark Brown Aug 04, 2020

regulator: cros-ec-regulator: Add NULL test for devm_kmemdup call



Fix possible NULL pointer dereference.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Link: https://lore.kernel.org/r/20200802032509.305425-1-axel.lin@ingics.com


Signed-off-by: Mark Brown <broonie@kernel.org>

parent bcb3b2a7

drivers/regulator/cros-ec-regulator.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -170,6 +170,9 @@ static int cros_ec_regulator_init_info(struct device *dev,
		data->voltages_mV =
		devm_kmemdup(dev, resp.voltages_mv,
		sizeof(u16) * data->num_voltages, GFP_KERNEL);
		if (!data->voltages_mV)
		return -ENOMEM;

		data->desc.n_voltages = data->num_voltages;

		/* Make sure the returned name is always a valid string */

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